You would probably need to divide. <span>Inches -------- = 30/3 = 10.
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Triangles equal 180 degrees total It’s a right triangle so one of the angles is 90 degrees and we know another angle is 36.6 So 90+36.6= 126.6 180-126.6= 53.4 So I’m assuming the correct answer is C since that’s the closet number to 53.4