by BlastRoom
Find the perimeter of polygons, solve for unknown sides, and compare rectangles with the same area or same perimeter.
#perimeter#us_grade_3_math

40 questions
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A rectangle has sides 5 cm and 3 cm. What is the perimeter in cm?

A square has a side length of 7 cm. What is the perimeter in cm?

A polygon has sides of 4, 6, 5, 3, and 7 cm. What is the perimeter in cm?
A rectangle has a perimeter of 20 cm. One side is 4 cm. What is the length of the other side in cm?

A rectangle has a perimeter of 18 cm. One side is 7 cm. What is the length of the other side in cm?
A square has a perimeter of 36 cm. What is the length of one side in cm?
Which question asks about perimeter?
Two rectangles each have an area of 12 square units. Rectangle A is 2 × 6. Rectangle B is 3 × 4. Which has the greater perimeter?
Two rectangles each have a perimeter of 16 units. Rectangle A is 1 × 7. Rectangle B is 4 × 4. Which has the greater area?
A rectangle is 8 cm long and 3 cm wide. What is the perimeter in cm?

A triangle has sides of 9 cm, 6 cm, and 5 cm. What is the perimeter in cm?
Two rectangles each have an area of 24 square units. Rectangle A is 4 units by 6 units. Rectangle B is 3 units by 8 units. The two rectangles have the same perimeter.
A square has sides that are each 5 centimeters long. What is its perimeter?

A rectangle is 9 meters long and 4 meters wide. What is its perimeter?

A triangle has side lengths of 4 centimeters, 6 centimeters, and 7 centimeters. What is the perimeter?

Which set of side lengths has a perimeter of 18 meters?
A rectangle has a perimeter of 30 meters. Its width is 5 meters. What is its length?

Perimeter is the distance around the outside of a shape.

A square garden has sides that are each 9 meters long. What is the perimeter of the garden?

A five-sided shape has side lengths of 3 cm, 3 cm, 4 cm, 5 cm, and 5 cm. What is its perimeter?

A rectangle is 6 centimeters long and 2 centimeters wide. What is its perimeter?

Two rectangles are shown with their side lengths labeled. Which rectangle has the greater perimeter?

A shape has sides of 10 cm, 4 cm, 10 cm, and 4 cm. What is its perimeter?

To find perimeter, you add the lengths of all the sides.
A triangle has a perimeter of 21 meters. Two sides are 8 meters and 6 meters. What is the length of the third side?

A square has a perimeter of 24 centimeters. How long is each side?

A fence goes around a rectangular yard that is 12 meters long and 6 meters wide. How much fencing is needed?

A rectangle has sides 9 cm, 3 cm, 9 cm, and 3 cm. Its perimeter is 27 centimeters.

Which shape has the smallest perimeter?
A regular hexagon has 6 equal sides. Each side is 4 centimeters long. What is its perimeter?

Lena walks around a rectangular playground that is 15 meters long and 5 meters wide. How far does she walk one time around?

A rectangle has a length of 10 centimeters and a width of 4 centimeters. What is the total length of the two long sides?

A square with side length 7 meters has the same perimeter as a rectangle with sides 10 meters and 5 meters.
A picture frame is shaped like a rectangle. It is 11 centimeters long and 8 centimeters wide. What is its perimeter?

A path around a triangular garden has sides of 9 meters, 9 meters, and 6 meters. What is the perimeter?
If each side of a square is doubled, its perimeter also doubles.

A rectangle has a perimeter of 26 centimeters. Its length is 8 centimeters. What is its width?

Which expression can be used to find the perimeter of a rectangle that is 13 meters long and 2 meters wide?
A shape has side lengths of 2 m, 4 m, 6 m, and 8 m. The perimeter is 18 meters.

Mia used 32 centimeters of ribbon to go around a square poster. What is the length of one side of the poster?

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