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Area and Perimeter of a Rectangle - Side Lengths from Area and Perimeter (Level 3)

This math topic focuses on calculating the side lengths of rectangles given the area and perimeter. It includes a series of questions where the learner must derive the dimensions of rectangles. Each question presents a problem visually, requiring an understanding of the relationship between area, perimeter, and side lengths. This is part of a broader unit on Area and Perimeter Logic, aimed at developing early geometry and logical thinking skills. The content is suitable for engaging learners in practice problems to strengthen their grasp of basic geometric concepts.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Area and Perimeter of a Rectangle - Side Lengths from Area and Perimeter

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Find the side lengths of this rectangle

A = 90P = 38

Area and Perimeter of a Rectangle - Side Lengths from Area and Perimeter Worksheet

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Math worksheet on 'Area and Perimeter of a Rectangle - Side Lengths from Area and Perimeter (Level 3)'. Part of a broader unit on 'Area and Perimeter Logic - Practice' Learn online: app.mobius.academy/math/units/area_and_perimeter_geometry_logic_practice/
1
Find the side lengths of this rectangle
An svg image showing a math problem
a
9 x 7
b
1 x 2
c
18 x 9
d
17 x 5
e
15 x 15
f
11 x 15
2
Find the side lengths of this rectangle
An svg image showing a math problem
a
2 x 5
b
7 x 10
c
2 x 4
d
2 x 7
e
9 x 16
f
11 x 9
3
Find the side lengths of this rectangle
An svg image showing a math problem
a
2 x 6
b
17 x 16
c
11 x 9
d
4 x 15
e
3 x 3
f
12 x 12
4
Find the side lengths of this rectangle
An svg image showing a math problem
a
12 x 10
b
1 x 9
c
11 x 11
d
15 x 9
e
18 x 16
f
2 x 15
5
Find the side lengths of this rectangle
An svg image showing a math problem
a
11 x 5
b
10 x 10
c
8 x 4
d
3 x 13
e
8 x 13
f
7 x 12
6
Find the side lengths of this rectangle
An svg image showing a math problem
a
1 x 2
b
7 x 9
c
13 x 13
d
3 x 15
e
1 x 4
f
9 x 18
7
Find the side lengths of this rectangle
An svg image showing a math problem
a
9 x 9
b
8 x 10
c
1 x 15
d
11 x 7
e
4 x 1
f
11 x 12