In Triangle A B C, what is the value of x? Triangle A B C. Angle A is (10 x minus 10) degrees, angle B is (8 x) degrees, angle C
is (10 x + 8) degrees. 5.5 6.5 55 65
2 answers:
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Answer:
Step-by-step explanation:
we know that
The lateral area of the figure is given by
where
P is the perimeter of the base (larger faces)
h is the height
Find the perimeter of the base P
we have
substitute in the formula of lateral area
let's use those two endpoints in the line of (-5 , 2) and (5 , -1)