Answer:
a = 1/2 (b) (h)
Step-by-step explanation:
Use Pythagorean theorem for sub triangle on the left: 8^2 + h^2 = 22^2
Use Pythagorean again for sub triangle on the right: x^2 + h^2= 31^2
Find your base: 8+x=b
Find entire area: a = 1/2 (b) (h)
What are the choices?
B. 3x ^3√648x^4y^8
steps in picture
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x+(x+2)+(x+4)=63
-2
1,020
25.5 times 40 equals 1,020