Correct Answers:
A. Find the area of each figure. Fill in the blank with the correct answer.
| 1. |
A =
sq. cm
|
| 2. |
A =
sq. cm
|
| 3. |
A =
sq. cm
|
B. Estimate the area of each figure. Fill in the blank with the correct answer.
| 4. |
about
sq. units
|
| 5. |
about
sq. units
|
| 6. |
about
sq. units
|
| 7. |
about
sq. units
|
| 8. |
about
sq. units
|
| 9. |
about
sq. units
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C. Find the area of each figure given its dimensions. Fill in the blank with the correct answer.
| 10. |
A triangle whose base is 30 cm
and whose height is 40 cm
A =
sq. cm
|
| 11. |
A parallelogram whose base and height are 16 cm
and 9 cm, respectively
A =
sq. cm
|
| 12. |
A trapezoid whose bases are 9 cm
and 12 cm, and whose height is 6 cm
A =
sq. cm
|
| 13. |
A parallelogram whose base is 14 dm
and whose height is 8 dm
A =
sq. dm
|
| 14. |
A triangle whose base is 10 m
and whose height is 4 m
A =
sq. m
|
| 15. |
A trapezoid whose bases are 8 cm
and 12 cm, and whose height is 7 cm
A =
sq. cm
|
| 16. |
A parallelogram whose base is 40 cm
and whose height is 8 cm less than the base
A =
sq. cm
|
D. Read and solve each problem. Fill in the blank with the correct answer.
| 17. |
A cabinet is placed in a corner of the room. How much floor area is
occupied by the cabinet if it is 90 cm
long and 35 cm wide?
The floor area occupied by the cabinet is
sq. cm.
|
| 18. |
A trapezoidal tabletop with the dimensions given below will be covered
with laminate to protect it from scratches. How much laminate will be
needed to cover it?
sq. cm of laminate will be needed to cover the trapezoidal tabletop.
|
| 19. |
For a school project, Ellie is assigned to draw and paint red a triangle with
a base of 15 cm and a height of
10 cm on an illustration board. What part
of the illustration board will be painted red?
sq. cm of the illustration board will be painted red.
|
| 20. |
A playground is constructed on a lot in the shape of a parallelogram with
measures shown below. What is the area of the playground?
The area of the playground is
sq. m.
|