Question

A person stands 6 feet tall. The distance from the top of their head to the end of their

shadow on the ground is 10 feet. How long is their shadow? Round to the nearest
tenths where necessary.

Answer 1

I agree, the answer should be 8ft

Answer 2

It's quite simple and there is no need for rounding, the answer should be 8ft

Explanation:

Here's why,

This problem can be solved with the Pythagorean Theorem, since in draws a triangle.

The picture should explain it, let's double check:

6^2+8^2=10^2

36+64=100

Looks like it checks out