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Perimeter of a Rectangle - Side from Perimeter and Side Ratio as Variables (Level 3)

This math topic focuses on calculating the side lengths of a rectangle given its perimeter and the ratio of its sides. It involves solving for an unknown variable 'x' using the perimeter details and side ratios provided in various questions. This is part of an introductory unit on area and perimeter logic. Through multiple questions, learners are tasked with utilizing algebraic and geometric principles to deduce the missing dimensions of the rectangle. It is suitable for enhancing skills in handling expressions, equations, and understanding shapes geometries contextually.

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

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Rectangle - Side from Perimeter and Side Ratio as Variables

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


Solve for 'x', given this rectangle's dimensions

P = 422xx

Perimeter of a Rectangle - Side from Perimeter and Side Ratio as Variables Worksheet

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Math worksheet on 'Perimeter of a Rectangle - Side from Perimeter and Side Ratio as Variables (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/
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An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
6
b
13
c
8
d
12
e
3
f
11
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An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
11
b
18
c
10
d
15
e
12
f
1
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An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
10
b
7
c
5
d
4
e
11
f
19
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An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
4
b
7
c
13
d
2
e
3
f
11
5
An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
5
b
11
c
2
d
8
e
14
f
1
6
An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
15
b
17
c
19
d
18
e
11
f
9
7
An svg image showing a math problem
Solve for 'x', given this rectangle's dimensions
a
10
b
11
c
18
d
19
e
1
f
13