Find the vertical component given that R = 42 lb. and = 80. 41.36 7.29 59.45
1 answer:
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Answer:
45 square meters
Step-by-step explanation:
we know that
The area of trapezoid is equal to
where
b1 and b2 are the parallel bases
h is the height of trapezoid (perpendicular distance between the parallel bases)
we have
substitute