# Perimeter - 7th grade (12y) - practice problems

#### Number of problems found: 200

- Peter's rectangle

Peter had a rectangle 2 cm wide and of unknown length. The line had a 2 cm rectangle whose length was equal to the perimeter of Peter's rectangle. When they put the rectangles together with their widths, they got a new rectangle with a circumference of 63 - Rectangular field 4

Find the perimeter of a rectangular field whose length measures 5.20 m and its width measures 3.4 m. (Use the formula: Perimeter= 2L+2W) - The ratio

The ratio of the lengths of the two circles is 5: 2. Find the ratio of a a) the radii of these circles b) the areas for these circles - ABS triangle

Point S is the center of the square ABCD. The ABS triangle has a content of 9 cm². What is the circumference of the square in cm? - Matilda

Matilda measures the perimeter of her bedroom to determine how many feet of border she needs to go around the tops of the walls. Two walls are each 96 inches long, and two walls are each 3 yards long. She pays $30 for border that costs $1 per foot. What a - Perimeter - rectangle

Find the perimeter of the rectangle. A rectangle with a base of (3 5/6) m and a height of (2 3/7) m Its perimeter is x= meters. (Use fraction in your answer. ) - A perimeter

A perimeter of a parallelogram is 2.8 meters. The length of one of its sides is equal to one-seventh of the entire perimeter. Find lengths of the sides of the parallelogram. - A rectangular 4

A rectangular garden has a length of 57 m and a width of 42 m. Calculate of how many m² will decrease the area of a garden, if the ornamental fence with a width of 60 cm will be planted inside its perimeter. - Quadrilateral eq3

Three sides of a quadrilateral are equal to the foreside which is 16 cm long. What is the length of the one with equal sides if the perimeter is 58 cm? - Perimeter of a triangle

If the perimeter of a triangle is 6 2/3 cm and the lengths of two of its sides are 2 1/2 cm and 3 1/3 cm, find the length if the third side - The perimeter 6

The perimeter of quadrilateral is 442.95 cm. If the three known sides measure 84.56 cm,132.77 cm, and 82.75 cm, how long is the fourth side? - What is 8

What is the perimeter of a rectangle with side lengths of ¾ inch and ⅔? - Area and perimeter 2

Find the area and the perimeter of a rectangle of length 45 1/2 cm and breadth 16 2/3 cm. - Diamond PQOR

In the diamond PQOR, the diagonal RQ is 4 cm long and the angle RPQ is 60°. What is the circumference of this diamond? - Minute hand

What is the distance the minute hand of the clock travels in 12 minutes, if the diameter of the clock is 30 cm and the hand extends to a distance of 2 cm from the edge of the clock? - Perimeter of rhombus

The area of the rhombus is 32 cm². One side of it measures 10 cm. The height on the other side measures 5 cm. What is the circumference of this rhombus? - Circular track

The circular running track has a radius of 50 m. How many laps does a runner have to make to run 5 km? - Perimeter of a rectangle

Find the perimeter of a rectangle with a length of 1/2 feet and a width of 1 1/3 feet - Quadrilateral

The perimeter of a quadrilateral (four sided plane shape) is 125 cm . If the three known sides measure a=12 cm, b=45 cm, and c=30.5 cm, how long is the fourth side? - The perimeter

The triangle has one side 5 cm long and the another 11 cm long. What can be the smallest and what is the largest perimeter?

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Perimeter - practice problems. Examples for 7th grade (seventh).