An engineer needs to determine the amount of stone to order for a road construction project. The table shows the amount of stone
needed for each meter of highway, estimate the amount of each type of stone needed for a 290 meter section of the road, Estimate each value to the nearest 1000 tons.
2 answers:
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Answer:
A ≈ 65.8 m²
Step-by-step explanation:
Given 2 sides and the angle between them then the area (A) is
A = bc sinA
= 0.5 × 19.9 × 10.7 × sin38.17°
≈ 65.8 m² ( to 1 dec. place )