Answer:
Step-by-step explanation:
Volume = (1/3)*B * h
B = 1/2 * a * b
a = 3
b = 4
B = 1/2 * 3 * 4 This only works because the base is a right triangle.
B = 6
Volume = 1/3 * 6 * 6
Volume = 1/3 * 36
Volume = 12
The answer is B.) 29.04
you find c and then add it to a and b
Inverse Property of Multiplication
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5x-10=3x
-10=-2x
-10/-2=-2x/-2
5=x