In right triangle ABC, angle C is a right angle. Which is equal to cos A? A. cos B B. csc B C. sec B D. sin B
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Check picture below, solve for "x" and "y"
unless you've already covered the 30-60-90 triangle, then check your book on them, to see the ratios, using the 30-60-90 ratios is simpler
unless you've already covered the 30-60-90 triangle, then check your book on them, to see the ratios, using the 30-60-90 ratios is simpler