Question 748287
This is a Pythagoras question.
The triangle is lettered A,B,C
The base is BC and the hypotenuse is AC
The height is AB
AB^2 + BC^2 = AC^2
AB^2 = AC^2 - BC^2
AB^2 = 45^2 - 30^2
AB^2 = 2025 - 900
AB^2 = 1125
AB = square root of 1125
AB = 33.5 feet. (the height)