The area of a parallelogram is 160 in^2. The height is 8 in. How long is the base?
20 in
15
Find the area in radical form.
36 + 18 root 3
20
A kite has diagonals 3 ft and 8 ft. What is the area of the kite?
12 ft^2
15
Find the area of the rhombus in radical form.
18 root 3
20
Find the area in radical form.
54 root 3
20
The widths of two similar rectangles are 16 m and 8 m. What is the ratio of the perimeters?
2 : 1
15
The widths of two similar rectangles are 16 m and 8 m. What is the ratio of the areas?
4 : 1
15
The trapezoids are similar. The area of the smaller trapezoid is 130 m^2. What is the area of the larger trapezoid?
361 m^2
15
A rectangle napkin costs $1.25. A similar tablecloth is 8 times longer and 8 times wider. If the cost is proportional to area, how much could you expect to pay for the tablecloth?