Finding the Missing Side of Polygons

A rectangle has a length of 8 cm and a width of 4 cm. What is the length of the diagonal?

• 8.944 cm

• 12 cm

• 10 cm

• 6.324 cm

A triangle has a base of 6 inches and a height of 8 inches. What is the length of the hypotenuse?

• 14

• 5

• 12

• 10

A parallelogram has a base of 10 meters and a height of 5 meters. What is the length of the other base?

• 10 meters

• 20 meters

• 5 meters

• 15 meters

A trapezoid has a height of 12 feet, one base of 8 feet, and the other base is unknown. What is the length of the other base?

• 10

• 16

• 20

• 6

A rhombus has a side length of 7 cm. What is the length of the diagonal?

• 49 cm

• 7√2 cm

• 14 cm

• 3.5 cm

A kite has a diagonal of 15 inches and one side length of 9 inches. What is the length of the other side?

• 10 inches

• 18 inches

• 12 inches

• 6 inches

A regular hexagon has a side length of 4 cm. What is the length of the apothem?

• 2√3 cm

• 6 cm

• 8 cm

• 3√2 cm

A regular octagon has a side length of 12 inches. What is the length of the apothem?

• 10 inches

• 8.5 inches

• 5.75 inches

• 6.83 inches

A pentagon has a side length of 10 meters. What is the length of the apothem?

• 5.25

• 3.0777

• 12.45

• 8.33

A decagon has a side length of 6 cm. What is the length of the apothem?

• 2.5 cm

• 12 cm

• 3.0777 cm

• 4.5 cm