Answer:
27yd
Explanation:
7 times 7.7 = 53.9
53.9/2 = 26.95 rounded = 27
27.0yd^2 (nearest tenth)
area of triangle = 1/2 x base x height
A = 1/2 x 7.7 x 7
A = 26.95
A = 27.0 (nearest tenth)
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