Question

Please help.

Find the value of the height, h m, in the following diagram at which the tennis ball must be hit so that it will just pass over the net and land 4 meters away from the base of the net. Round to the nearest thousandth

A. 4.667
B. 1.875
C. 3.333
D. 2.625

Answer 1

The diagram?

Answer 2

what do you know about the properties of similar triangles?

Answer 3

the ratio 4: .75 is constant; divide each side by 4 to get

1 : .1875

since 4+10 = 14; multiply each side by 14

14 : .1875(14)