Finding Missing Lengths Worksheet
Grade 6 math worksheet on finding missing lengths in geometric figures, including perimeter and area problems.
Includes
Standards
Topics
Finding Missing Lengths
Name:
Date:
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Read each question carefully and find the missing length. Show your work where applicable.
1. The perimeter of a rectangle is 30 cm. If the length is 9 cm, what is the width?
2. A square has a perimeter of 48 inches. What is the length of one side?
3. The area of a rectangle is 63 square meters. If the width is 7 meters, the length is .
4. A triangle has an area of 40 square feet. If its base is 10 feet, its height is .
5. Find the missing side length 'x' in the figure below.
6. A rectangular garden has a total length of 15 feet. A path of 3 feet wide runs along one side. What is the length of the garden bed?
7. If the area of a square is 81 square units, what is the length of one side?
8 units
9 units
10 units
12 units
8. A triangular banner has a height of 6 feet and an area of 24 square feet. What is the length of its base?
4 feet
6 feet
8 feet
12 feet
9. If the perimeter of a regular hexagon is 36 cm, each side length is 6 cm.
True
False
10. The side length of a cube can be found if you know its volume.
True
False
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