Circular Pol

Please I need help! I know its long but help!! please.. Math help!:) thanks?
you are having an in ground circular pol installed in your backyard. The pool is to be 36 feet in diameter and will have an average depth of 4 ft. You have constructed with a local water delivery service to have pool filled. The service charges 1.5 cents per gallon. What will it cost you to fill the pool of 1 cubic foot of water is equal to 7.5.
You also have plan to have a 4 foot wide walkaway installed around the entire circumference of the pool. The current price of cement is $90 per cubic yard. If the sidewalk is to be 4 inches thick, what will the cement cost? Use the pie 3.14 for both parts of the problem
For the first part, find the volume of the pool:
V = pi*r^2*h
V = pi*(18^2)(4)
V = 1296pi
Thus, you have 1296pi ft^3 of water, which is 9720pi gallons, which will cost you about $458 to fill.
For the walkway, it’s easier if you take the area of the pool and walkway, and then subtract the area of the walkway:
A = (pool+walk) – (pool)
A = pi(18+4)^2 – pi(18^2)
A = 160pi
The walkway will be 4 inches thick, or 1/3 ft. Thus, the volume of cement needed is 160pi/3 ft^3. There are 27 ft^3 to a yd^3, so the volume needed would be 160pi/81 yd^3, which will cost you about $558.50.
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Orginal B+W Proline 52E Circular POL Filter in Mint- Cond. in Box, CPL $45.88 |
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OLYMPUS OM ZUIKO 49mm CIRCULAR POL FILTER NEW BOX $44.00 |
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OLYMPUS OM ZUIKO 55mm CIRCULAR POL FILTER NEW BOX $44.00 |
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B+W 58mm SLIM CPL Circular Polarizer / Polarizing C-POL Filter – Made In Germany $55.50 |
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Sunpak Pictures Plus 72mm C-POL Circular Polarizer Filter NEW $19.97 |
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Sunpak Pictures Plus 77MM C-POL Circular Polarizer Filter NEW $18.97 |
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Tiffen 37mm CIRCULAR POLARIZER Filter 37 mm C-Pol 37CP $35.95 |
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B+W 77mm MRC CPL Circular Polarizer / Polarizing Circular-Pol Filter 77 #44844 $118.90 |
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Tocad Circular Polarizer C-POL (CF7063CP) 77 mm Filter $35.00 |
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B+W 77mm Slim Circular Polarizing Filter C-POL Made in Germany – Mint-No Reserve $50.00 |
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Hoya 67mm 67 Digital CPL Circular-POL Polarizing Filter NEW $37.50 |
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Hoya Digital Circular-POL CPL Filter NEW 77mm 77 $46.50 |
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Orginal B+W 67E Circular C-POL Filter in Ext+, CPL $68.88 |
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Tocad (Sunpak) Circular Polarizer Filter C-POL (CF7059CP CF-7059-CP) 58 mm $12.99 |
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Hoya 82mm Circular Polarizer Cir-Pol CPL Glass Filter $116.85 |
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Hoya 46mm 46 mm Circular Polarizer Cir-Pol Glass Filter $38.85 |
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Sunpak Circular Polarizer C-POL 77 mm Filter $25.99 |
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Orginal B+W 62E Circular-POL Fillter Boxed in Mint- $68.88 |
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Heliopan ES 67mm Pol Circ 25X Circular Polarizer Collectible Filter $49.99 |
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B+W 58mm XS-PRO Kaesemann KSM CPL Nano Circular-POL Polarizing Polarizer Filter $114.90 |
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B+W Schneider 95mm Slim Circular Polarizer Circ Pol $145.00 |
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Hoya 49mm 49 mm Circular Polarizer Cir-Pol Glass Filter $38.85 |
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Tiffen 62mm CIRCULAR POLARIZER Filter 62 mm Circ C-Pol $51.95 |
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Carl Zeiss T* Circular Polarizer POL Lens Filter 52mm – USA Authorized Dealer $90.00 |
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B+W 77E Circular Pol Lens Filter, Germany $5.99 |
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Tocad Sunpak Circular Polarizer C-POL (SU86CPL) 86 mm Filter $59.49 |
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Tocad Sunpak Circular Polarizer C-POL (SU82CPL) 82 mm Filter $33.99 |
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B&W 95E C-POL K 95mm Circular Polarizer Polarizing Filter EXCELLENT SHIP FREE! $39.99 |
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KENT 12pcs Set Mixed E-Cut and 3″ HSS Semi Circular Saw Blades For Fein Supercut $87.16 |
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B+W 55mm MRC Circular Pol Polarising Filter S03M 44839 $47.38 |
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Schneider B+W Circular Pol. Filter 55mm. Box. Unused. $39.99 |
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B+W 52mm Circular Polarizing CPL Filter CIR-POL 52 mm $63.91 |
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B+W 52mm SLIM Circular Polarizing CPL Filter CIR-POL 52 $58.67 |
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B+W 55mm Circular Polarizing CPL Filter CIR-POL 55 mm $63.80 |
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B+W 58mm Circular Polarizing CPL Filter CIR-POL 58 mm $67.24 |
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B+W 58mm SLIM Circular Polarizing CPL Filter CIR-POL 58 $68.07 |
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B+W 62mm Circular Polarizing CPL Filter CIR-POL 62 mm $91.19 |
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B+W 77mm SLIM Circular Polarizing CPL Filter CIR-POL 77 $114.02 |
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B+W 82mm SLIM Circular Polarizing CPL Filter CIR-POL 82 $159.67 |
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Kenko Zeta EX 62mm Circular Pol – Extra Thin and Light $129.95 |
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Kenko Zeta EX 52mm Circular Pol – Extra Thin and Light $119.95 |
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Hoya HMC 67mm UV Haze + Circular Polarizer C-POL Filter $125.70 |
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Carl Zeiss T* Circular Polarizer POL Lens Filter 72mm – USA Authorized Dealer $152.00 |
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Carl Zeiss T* Circular Polarizer POL Lens Filter 82mm – USA Authorized Dealer $192.00 |
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Sunpak Pictures Plus 77MM C-POL Circular Polarizer Filter NEW $18.97 |
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Hoya 72mm Circular Polarizer Cir-Pol CPL Glass Filter $39.95 |
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Sunpak PicturePlus Circular Polarizer C-POL – Filter – circular polar CF-7059-CP $15.99 |
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Sunpak PicturePlus Circular Polarizer C-POL – Filter – circular polar CF-7032-UV $9.99 |
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Carl Zeiss T* Circular Polarizer POL Lens Filter 67mm – USA Authorized Dealer $135.00 |
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Sunpak PicturePlus Ultraviolet UV and Circular Polarizer C-POL Twin P CF-7078-TW $16.99 |
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KENT Set of 4 Mixed E-Cut and 3″ HSS M2 Semi Circular Blades Fits Fein Supercut $27.10 |
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Sunpak PicturePlus Circular Polarizer C-POL – Filter – circular polar CF-7051-CP $13.99 |
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B&W 52mm SLIM Circular Polarizer Filter 52 mm Circ Pol $51.95 |
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Hoya 62mm HD UV+Circular Polarizer C-POL Digital Filter $129.95 |
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New B+W 52mm MRC SLIM Circular-Pol Cir-PL CPL Filter (S03M) Circular Polarizing $88.88 |
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New B+W 55mm MRC SLIM Circular-Pol Cir-PL CPL Filter (S03M) Circular Polarizing $103.73 |
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New B+W 58mm MRC SLIM Circular-Pol Cir-PL CPL Filter (S03M) Circular Polarizing $113.63 |
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New B+W 62mm MRC SLIM Circular-Pol Cir-PL CPL Filter (S03M) Circular Polarizing $123.53 |
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New B+W 67mm MRC SLIM Circular-Pol Cir-PL CPL Filter (S03M) Circular Polarizing $148.27 |
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New B+W 72mm MRC SLIM Circular-Pol Cir-PL CPL Filter (S03M) Circular Polarizing $168.07 |
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Zeiss 52mm T* Circular POL Filter #1933-987 $90.00 |
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Zeiss 55mm T* Circular POL Filter #1934-118 $95.00 |
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Zeiss 62mm T* Circular POL Filter #1934-119 $118.00 |
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Zeiss 58mm T* Circular POL Filter #1856-326 $101.00 |
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B+W 77mm Slim CPL Circular Polarizing / Polarier C-POL Filter Made in Germany 77 $79.90 |
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B+W HIGH PERFORMANCE FILTER KSM CIRCULAR POL 67 MRC FITS LEICA LENSES FOR M9 M8 $179.00 |
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B+W HIGH PERFORMANCE FILTER KSM CIRCULAR POL 39 MRC FITS LEICA LENSES FOR M9 M8 $99.00 |
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Hoya Pro1 55mm UV Haze +Circular Polarizer C-POL Filter $75.95 |
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Kenko Zeta EX 49mm Circular Pol – Extra Thin and Light $119.95 |
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Kenko Zeta EX 77mm Circular Pol – Extra Thin and Light $189.95 |
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67mm Kenko Pro1 Digital CPL Circular Pol Filter 67 mm $64.55 |
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77mm Kenko CPL Circular Pol Cir-PL Digital Filter 77 mm $41.99 |
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62mm Kenko CPL Circular Pol Cir-PL Digital Filter for Sigma Tokina Tamron Lens $28.95 |
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B+W 72mm MRC SLIM CPL Circular Polarizer / Polarizing C-POL Filter – Germany NEW $152.50 |
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Sony 58mm Factory Filter Set Circular Pol & Protector $44.99 |
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B+W 52mm XS-PRO Kaesemann KSM Nano CPL Circular Polarizing Cir-Pol Filter 52 mm $103.50 |
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B+W 62mm XS-PRO Kaesemann KSM Nano CPL Circular Polarizing Cir-Pol Filter 62 mm $123.00 |
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Hoya 67mm CIRCULAR POLARIZER Filter 67 mm Circ C-Pol $39.95 |
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Hoya 86mm Circular Polarizer Cir-Pol CPL Glass Filter $169.35 |
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Hoya 62mm Circular Polarizer Cir-Pol CPL Glass Filter $62.85 |
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B+W 66025829 B & W 55MM Slim-Line Multi-Coated Mrc Filter Kaesemann Circular Pol $89.95 |
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Hoya 72mm (Moose) Warm Circular Polarizer Cir-Pol CPL Glass Filter $65.00 |
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Hoya 43mm 43 mm Circular Polarizer Cir-Pol Glass Filter $38.85 |
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Orginal B+W 62E Circular POL Filter in Ext+, CPL $58.88 |
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Kenko 62mm Pro1 Digital CPL Circular Pol Filter for Canon Nikon Sony Pentax Lens $58.10 |
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Kenko 52mm Pro1 Digital CPL Circular Pol Filter for Canon Nikon Sony Pentax Lens $44.99 |
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Hoya Pro1 55mm Digital Circular PL Filter (Pro Digital Cir-Pol CPL) + Lenspen $52.13 |
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Hoya HMC 52mm UV Haze + Circular Polarizer C-POL Filter $89.70 |
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Hoya 52mm 52 mm Circular Polarizer Cir-Pol Glass Filter $38.85 |
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B&W 30,5mm C-Pol Circular Polarising Filter *** Rollei 35 CONTAX TVS U4R $61.61 |
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Orginal B+W 55E Circular POL Filter in Ext+, CPL $48.88 |
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Zeiss 67mm T* Circular POL Filter #1856-327 $135.00 |
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Hoya 52mm CIRCULAR POLARIZER Filter 52 mm Circ C-Pol $35.85 |
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Hoya 55mm CIRCULAR POLARIZER Filter 55 mm Circ C-Pol $38.95 |
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CIRCULAR POL LEICA P-CIR POLARIZING FILTER 13334 E77 NR $199.00 |
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CIRCULAR POL LEICA P-CIR POLARIZING FILTER 13354 NR BOX $189.00 |
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LEICA P-CIR POLARIZING FILTER 13353 CIRCULAR POL BOXED $149.00 |
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LEICA P-CIR POLARIZING FILTER 13354 CIRCULAR POL $149.00 |
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LEICA P-CIR POLARIZING FILTER 13359 CIRCULAR POL BOXED $179.00 |
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Orginal B+W Proline 72E Circular POL Filter in Mint- Cond. in Box, CPL $69.88 |