Working Backwards
Composite Areas
Wild Card
100
The triangle in Picture A has an area of 140 square meters. What is its height?
20 m
100
What is the area of bricks in the LEGO wall depicted in picture F?
198 square cm
100
Calculate the perimeter of the figure in Picture K.
36
200
The area of the triangle in Picture B is 42 square meters. How long is the base?
28 meters
200
Picture G is a rhombus inscribed in a square. What is the area of the shaded region?
48 square inches
200
Calculate the area of the figure in Picture L
2100
300
The regular octagon in Picture C has an area of 19.31 square cm. How long is the apothem?
2.41 cm
300
Picture H is a circle inscribed in a square. The length of one side of the square is 12 feet. What is the area of the shaded region?
30.90 square feet
300
Calculate the area of the figure in picture M.
208 square meters
400
The trapezoid in picture D has an area of 195 square cm. What is the value of x?
14 cm
400
Calculate the area of the shaded region in Picture I.
54.60 square cm
400
Write an expression in the form of ax^2 + bx + c for the area of the kitchen in Picture N
6x^2 + 13x + 5 square units
500
The circumference of the circle in picture E is 34pi inches. What is the area of the circle?
907.92 square inches
500
The distance between the pegs on the geoboard in Picture J is 1 cm. What is the area of the polygon graphed on the geoboard?
18 square cm
500
Calculate the area of the trapezoid in Picture O.
44 square units
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