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Worksheet: Equilateral Triangles
Q3:
The perimeter of an equilateral triangle is equal to the perimeter of a rectangle with a length of 5 cm and a width of 4 cm. Find the length of one side of the triangle.
Q4:
The perimeter of an equilateral triangle is equal to the perimeter of a rectangle with a length of 12 cm and a width of 9 cm. Find the length of one side of the triangle.
Q5:
The diagram shows an equilateral triangle. Find the length of its sides.
Q6:
The diagram shows an equilateral triangle. Find the length of its sides.
Q7:
The diagram shows an equilateral triangle. Find the length of its sides.
Q8:
In the figure, find the values of and .
- A ,
- B ,
- C ,
- D ,
Q9:
In the figure, find the values of and .
- A ,
- B ,
- C ,
- D ,
- E ,
Q10:
Calculate the length of one of the sides of an equilateral triangle which has a perimeter of 93 m.
Q11:
Given that triangle is equilateral, and , determine the lengths of and .
- A 60 cm, 60 cm
- B 240 cm, 240 cm
- C 120 cm, 240 cm
- D 120 cm, 120 cm
Q12:
If one of the sides of an equilateral triangle measures 50 cm, calculate its perimeter.
Q13:
A triangle has three sides equal in length and a perimeter of 24 length units. Find the length of one of its sides.
Q14:
If a square with side length 54 cm has the same perimeter as an equilateral triangle, what is the side length of the triangle?
Q15:
Find the value of given is a triangle where .
Q16:
What is the ratio of the length of a side of an equilateral triangle to its perimeter?
- A
- B
- C
- D
- E
Q17:
What is the size of each angle in an equilateral triangle?
- A
- B
- C
- D
Q18:
From a deck of cards that has a length of inches, you take two cards and lean them together to create an equilateral triangle. What is the height of the triangle?
- A inches
- B inches
- C inches
- D inches
- E inches
Q19:
In , if , then .
Q20:
In the figure below, is an equilateral triangle, , and . Find .
- A
- B
- C
- D
Q21:
In the figure below, is an equilateral triangle, , and . Find .
- A
- B
- C
- D
Q22:
In , if , then .
- A
- B
- C
- D
Q23:
Find the perimeter of .
Q24:
The area of an equilateral triangle is cm2. Find the side length.
Q25:
The area of an equilateral triangle is cm2. Find the side length.