1 answer:
The area of a triangle is BH/2 (base x height / 2).
Base = 9
Height = 5
9*5 = 45;
45 / 2 = 22.5
Your area is 22.5 ft
I hope this helps!
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Step-by-step explanation:
I hope this helps out bye.
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23,963
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3,719
Pythagorean Theorem: a^2+b^2=c^2
(9)^2 + b^2 = (23)^2
81 + b^2 = 529
b^2 = 529 - 81
b^2 = 448
b^2 =

b = 21.2
4/4=1. So we need to subtract 1 from 4 to get the final Answer which is 3.