Find the area of the triangle. Round your answer to the nearest tenth. Triangle ABC Line AB = 15 yd, Line AC = 15 yd, ∠A = 48° a. 112.5 yd2 b. 167.2 yd2 c. 124.9 yd2 d. 83.6 yd2

Question

Mathematics

Kailey Mccarthy

18 June, 13:14

Find the area of the triangle. Round your answer to the nearest tenth. Triangle ABC Line AB = 15 yd, Line AC = 15 yd, ∠A = 48° a. 112.5 yd2 b. 167.2 yd2 c. 124.9 yd2 d. 83.6 yd2

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Answers (1)

Know the Answer?

Landyn Li · Answer 1

A = 83.6 yd² ⇒ answer (d)

Step-by-step explanation:

∵ AB = 15, AC = 15 and m∠A = 48°

∵ Area of the Δ by using sin Rule

∴ A = 1/2 * S1 * S2 * sin including angle between two sides

∴ A = 1/2 * 15 * 15 * sin48 = 83.6 yd² ⇒ answer (d)