How to find the perimeter of an equilateral triangle

Practice Questions

Intermediate Geometry › How to find the perimeter of an equilateral triangle

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1

An equilateral triangle is placed together with a semicircle as shown by the figure below.

1

Find the perimeter of the figure.

2

An equilateral triangle is placed together with a semicircle as shown by the figure below.

2

Find the perimeter of the figure.

3

An equilateral triangle is placed together with a semicircle as shown by the figure below.

3

Find the perimeter of the figure.

4

An equilateral triangle is placed together with a semicircle as shown by the figure below.

4

Find the perimeter of the figure.

5

If an equilateral triangle has a height of , what would be the perimeter? Round to the nearest tenth.

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6

An equilateral triangle is placed together with a semicircle as shown in the figure below.

5

Find the perimeter of the figure.

7

An equilateral triangle is placed together with a semicircle as shown by the figure below.

6

Find the perimeter of the figure.

8

Given: ; has length nine inches.

True or false: The perimeter of is one yard.

9

An equilateral triangle is placed together with a semicircle as shown by the figure below.

7

Find the perimeter of the figure.

10

An equilateral triangle is placed together with a semicircle as shown by the figure below.

8

Find the perimeter of the figure.

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