Homework Help: math

Posted by nadia on Thursday, November 15, 2012 at 11:59pm.

A cylindrical gasoline can is 18 inches across and 20 inches tall.which expression represents the approximate volume in cubic inches? (1)(3.14)(9)2(20) 2) (3.14)(9)(202)2 3) (3.14)(18)(20) 4) (3.14(18)2(20) 5) (3.14(36)2(20)

math - Steve, Friday, November 16, 2012 at 12:11am
v = pi r^2 h, so
v = 3.14(9^2)(20)
Looks like (1)

online "^" is customarily used for exponents
math - Anonymous, Sunday, November 18, 2012 at 5:16pm
thanks
math - Anonymous, Sunday, November 18, 2012 at 5:16pm
thanks
math - Anonymous, Sunday, November 18, 2012 at 5:16pm
thanks

Answer this Question

Related Questions

mathematics - A cylindrical gasoline can is 18 inches across and 20 inches tall...
Geometry - A science lab needs a right circular cylindrical container that holds...
math - Takheela plans to ship a dollhouse in a box that is 30 inches along each ...
Math - The surface area of a cube is 384 square inches. What is the volume of ...
heat - 20 cubic inches of a gas with an absolute pressure of 5 psi is compressed...
math - 5 inches by 7 inches, and the box must be at least 4 inches tall. What is...
MAth - An ice cream cone is 3 inches wide at the widest point, and is 6 inches ...
Math - A cylindrical soup can has a radius of 4.1 inches and a height of 2 ...
math - A cylindrical container has a volume of 226 cubic inches. the container ...
Math - If Sally places a rocket that is 3 feet 6 inches tall atop a launch pad ...

For Further Reading

First Name:
School Subject:
Answer: