This math topic focuses on calculating the area of a right triangle situated at the center of a rectangle. It is designed to enhance problem-solving skills by requiring learners to apply formulas and dimensions to solve for the shaded triangle areas depicted in various images. Each question presents a different rectangle with a right triangle and requires students to determine the area of that shaded section, with multiple-choice answers provided for each problem. This practice is part of a broader unit dedicated to mastering triangle area calculations.

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

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Area of a Right Triangle - Center of Rectangle (from Dimensions) Worksheet

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Area of a Right Triangle - Center of Rectangle (from Dimensions)
1
An svg image showing a math problem
Find the area of the shaded triangle section
a
3
b
1
c
18
d
4.5
e
6
f
1.5
2
An svg image showing a math problem
Find the area of the shaded triangle section
a
2.5
b
4
c
24
d
6
e
6.5
f
12
3
An svg image showing a math problem
Find the area of the shaded triangle section
a
42
b
1.5
c
7
d
3
e
6
f
1
4
An svg image showing a math problem
Find the area of the shaded triangle section
a
18
b
4
c
1
d
3
e
2.5
f
1.5
5
An svg image showing a math problem
Find the area of the shaded triangle section
a
1.5
b
3
c
5
d
5.5
e
6
f
18
6
An svg image showing a math problem
Find the area of the shaded triangle section
a
4
b
0.5
c
6
d
2
e
8
f
1
7
An svg image showing a math problem
Find the area of the shaded triangle section
a
8
b
3.5
c
4
d
2
e
4.5
f
1
8
An svg image showing a math problem
Find the area of the shaded triangle section
a
5.5
b
3
c
36
d
6.5
e
6
f
1