Discovering Geometry Area

In a regular polygon, the perpendicular distance from the center of the figure to the edge of the figure is called the _______.

• Radius

• Apothem

• Height

• Side Length

Which of the following is closest to the area based on the following diagram?

• 60 km²

• 75 km²

• 452 km²

• 546 km²

Given the following trapezoid with the following base, height, and area, what is the value of the top base?

• 4.2 yards

• 5.4 yards

• 6.7 yards

• 7.11 yards

Select the answers that make the statement true.

Many people confuse the formulas of circumference and area of a circle which are ___________and _________.

• C = 2πr

• C=πr²

• A=2πr

• A=πr²

What is the area of the following nonagon?

Round to the nearest tenth.

• 54.2 units²

• 234.6 units²

• 388.8 units²

• 488.6 units²

What is the formula for the area of a trapezoid?

• A = ​¹⁄3h(b1 + b2)

• A = bh

• A = ​¹⁄₂bh

• A=​¹⁄₂(b1 +b2) h

Find the area of the following triangle.

• 85.2 yards²

• 42.6 yards²

• 45 yards²

• 78.3 yards²

Given the base and area of the parallelogram, find its height.

• 1.9 mi

• 2.0

• 2.7 mi

• 3.2 mi

The polygon has what highlighted in blue and red? (Select the answers that apply).

• side length

• perimeter

• apothem

• height

What is the area of the kite?

• 168 units²

• 84 units²

• 72 units²

• 60 units²