# Understanding Area Unit Test 100%

## Unlock all answers in this set

question
What is the area of parallelogram RSTU?
32
question
How does the area of triangle ABC compare to the area of parallelogram GHJK?
The area of △ABC is 2 square units greater than the area of parallelogram GHJK.
question
A regular pentagon is shown. What is the measure of the radius, c, rounded to the nearest hundredth? Use an appropriate trigonometric ratio to solve.
12.36 cm
question
Trapezoid ABCD is graphed in a coordinate plane. What is the area of the trapezoid?
12 square units
question
What is the measure of angle BCD?
140
question
A section of a rectangle is shaded. The area of the shaded section is 63 square units. What is the value of x?
11
question
Which polygon is a concave octagon?
C
question
The regular hexagon has a radius of 4 in. What is the approximate area of the hexagon?
42 in.2
question
What is the measure of ∠B?
108°
question
The shaded figure is a rhombus. The area of the shaded section is 60 square units. What is the value of x?
8 units
question
What is the area of triangle LMN?
12 square units
question
What is the area of parallelogram RSTU?`
21 square units
question
Figure ABCD is a parallelogram. Two trapezoids are created using line segment XY such that AX ≅ CY. What is true about the areas of the trapezoids?
Each area is equal to half of the area of ABCD.
question
In the regular nonagon shown, what is the measure of angle x?
40°
question
An equilateral triangle has an apothem measuring 2.16 cm and a perimeter of 22.45 cm. What is the area of the triangle, rounded to the nearest tenth?
24.2 cm2
question
The area of the regular pentagon is 6.9 cm2. What is the perimeter?
10 cm
question
What is the area of parallelogram ABCD?
20 square units
question
What type of polygon is shown? convex heptagon concave heptagon concave octagon convex octagon
concave heptagon
question
In the kite, AC = 10 and BD = 6. What is the area of kite ABCD?
30 square units
question
Michael is finding the area of parallelogram ABCD. To do this, he follows the steps in the table. Step 1 Draw a rectangle around parallelogram ABCD. Step 2 Find the area of the rectangle. Step 3 Find the area of the four right triangles created in the corners of the rectangle. Step 4 Subtract the area of the right triangles from the area of the rectangle. To solve the problem using these steps, what are the dimensions of the rectangle he should draw?
4 units by 4 units
question
The sum of all but one interior angle of a heptagon is 776°. The final angle must have a measure of ___ degrees.
124
question
What is the value of x? 6 8 10 12