GED MATH EXAM MOCK TEST WITH ANSWER
RATIONALES 2026
◉ Area of a rectangle.
Answer: A=LW
◉ Area of a parallelogram.
Answer: A=BH
◉ Area of a triangle.
Answer: A=1/2BH
◉ Area of a trapezoid.
Answer: A=1/2H(B1+B2)
◉ Area of a circle.
Answer: A=piR^2
◉ Perimeter of a square.
Answer: P=4S
, ◉ Perimeter of a rectangle.
Answer: P=2I+2W
◉ Perimeter of a triangle.
Answer: P=S1+S2+S3
◉ Perimeter of the circumference of a circle.
Answer: C=2piR or C=piD
◉ SA & volume of rectangular/right prism.
Answer: SA=PH+2B & V=BH
◉ SA & Volume of cylinder.
Answer: SA=2piRH+2piR^2 & V=piR^2H
◉ SA & volume of pyramid.
Answer: SA=1/2PS+B & V=1/3BH
◉ SA & volume of cone.
Answer: SA=piRS+piR^2 & V=1/3piR^2H
◉ SA & volume of sphere.
RATIONALES 2026
◉ Area of a rectangle.
Answer: A=LW
◉ Area of a parallelogram.
Answer: A=BH
◉ Area of a triangle.
Answer: A=1/2BH
◉ Area of a trapezoid.
Answer: A=1/2H(B1+B2)
◉ Area of a circle.
Answer: A=piR^2
◉ Perimeter of a square.
Answer: P=4S
, ◉ Perimeter of a rectangle.
Answer: P=2I+2W
◉ Perimeter of a triangle.
Answer: P=S1+S2+S3
◉ Perimeter of the circumference of a circle.
Answer: C=2piR or C=piD
◉ SA & volume of rectangular/right prism.
Answer: SA=PH+2B & V=BH
◉ SA & Volume of cylinder.
Answer: SA=2piRH+2piR^2 & V=piR^2H
◉ SA & volume of pyramid.
Answer: SA=1/2PS+B & V=1/3BH
◉ SA & volume of cone.
Answer: SA=piRS+piR^2 & V=1/3piR^2H
◉ SA & volume of sphere.