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1988 AMC 12 Question 24

AMC12 · 1988 AMC 12

Question 24

An isosceles trapezoid is circumscribed around a circle. The longer base of the trapezoid is $16,$ and one of the base angles is $\arcsin(0.8).$ Find the area of the trapezoid.
  1. $72$
  2. $75$
  3. $80$
  4. $90$
  5. not uniquely determined