What is the volume of a cylinder with a radius of 10in, and a height of 4in.? (Use 3.14 for pi.)

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )