Answer:
Step-by-step explanation:
Remark
There are a couple of ways that would produce the right answer. The proportion must be set up so that likes are on the numerator and denominator.
6.5 vertical height of the small triangle/ horizontal small 10 =
x vertical of the tree/ 40 horizontal of the tree.
Notice what we have
vertical / horizontal = vertical / horizontal
6.5 / 10 = x / 40 Cross multiply
6.5 * 40 = 10 * x
260 = 10 * x Divide by 10
26 = x
