Pythagorean Theorem & Trigonometric Ratios

7) In right triangle ABC, leg BC = 15 and leg AC = 20. Find angle A to the nearest degree. 8) Triangle ABC has legs BC = 10 and AB = 16. To the nearest tenth of a degree, what is the measure of the largest acute angle in the triangle? 9) A flagpole that is 45-feet high casts a shadow along the ground that is 52-feet long. What is ................
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