Area of Plane Figures Geometry

Find the area:

• 13 in²

• 20 in²

• 26 in²

• 40 in²

Find the area

(Put only the number.)

Find the area.

(Put only the number. Round to the hundredths place)

Find the area.

(Put only the number. Round to the hundredths place)

A parallelogram with an area of 211.42 m² has a base that measures 24.3 m. Find it's height. Round to the nearest tenth if necessary.

Find the length of the second base of a trapezoid with one base measuring 29 ft, a height of 9 ft, and an area of 193.5 ft² Round to the nearest tenth if necessary.

A semicircle has an area of 76.97 km². Find the radius. Round to the nearest tenth if necessary.

A triangle with area of 202.5 mm² has a height of 15mm. Find its base measure.

• 15 mm

• 27 mm

• 13.5 mm

• 6.75

A trapezoid with an area of 166.75 in² has bases that measure 21 in and 8 in. Find the height of the trapezoid.

• 21 in

• 14.5 in

• 11.5 in

• 21.6 in

The triangle shown below has an area of 20 units². Find the missing side.

• 10 units

• 2 units

• 4 units

• 5 units