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# Test Questions with Polygons - Page 9

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The area of square ABCD is 64 square units. What is the area of triangle ACD?
1. 16 square units
2. 24 square units
3. 32 square units
4. 40 square units
Kindergarten Basic Shapes CCSS: K.G.A.2
Kindergarten Basic Shapes CCSS: K.G.A.2
Kindergarten Two Dimensional Shapes CCSS: K.G.A.3
The length of $bar (AD$ is 12 units and the height of the parallelogram is 6 units. What is the area of triangle BCD?
1. $18 units^2$
2. $30 units^2$
3. $36 units^2$
4. $72 units^2$
Grade 9 Similar and Congruent Figures CCSS: HSG-CO.C.11
What is the name of this polygon?
1. octagon
2. pentagon
3. hexagon
Which of the following describes a correct method of finding the area of a trapezoid?
1. compose a right triangle, find its area, then divide the area by 2
2. compose a parallelogram, find its area, then divide the area by 2
3. decompose into 2 right triangles, find the area of 1 triangle, then multiply the area by 2
4. decompose into 2 parallelograms, find the area of 1 parallelogram, then multiply the area by 2
Grade 3 Basic Shapes CCSS: 3.G.A.1
What shape is this?
1. square
2. rectangle
3. trapezoid
4. triangle
The length of each side of a square is 5 meters. If the lengths of the sides of the square are doubled, which statement is true about the new area of the square?
1. The new area is 2 times the old area.
2. The new area is 4 times the old area.
3. The new area is 5 times the old area.
4. The new area is 10 times the old area.