SAT Math

Category - Geometry and Measurement

What is the area of the trapezoid in the figure below?
  1. 13
  2. 14
  3. 16
  4. 18
  5. 19
Explanation
Answer: D - The area of the trapezoid is 18. Use the formula for the area of the trapezoid A= ((a+b)/2) h. In the figure above, a=AC=6,b=BD=3,h=CD=4
A=((a+b)/2) h=((6+3)/2)×4=9×2=18
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