Isosceles Triangle

This is an MCQ-based quiz for GRE on the topic of the Isosceles Triangle.

An isosceles triangle is a triangle that has two sides of equal length.

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What is the perimeter of an isosceles triangle given that the sides 5 units long and half of the base measures to 4 units?

14 32 12 18 20

An isosceles triangle has an angle of 110°. Which of the following angles could also be in the triangle?

35 20 55 110 90

An acute Isosceles triangle has two sides with length a and one side with length b. The length of side a= 3/9 ft. If the length of b= half the length of side a, what is the perimeter of the triangle?

2/6 foot

6 inches

4/6 foot

10 inches

1 foot

An acute Isosceles triangle has two sides with length a and one side length b. The length of side a= 13. If the length of b= half the length of side a, what is the perimeter of the triangle?

32.5

26.5

34.5

An obtuse Isosceles triangle has two sides with length a and one side length b. The length of side b= 3/4 ft. If the length of a= half the length of side b, what is the perimeter of the triangle?

5/3 ft

12/4 ft

4/3 ft

3/2 ft

An acute Isosceles triangle has two sides with length a and one side length b. The length of side a= 8 inches. If the length of b= cube root of a, what is the perimeter of the triangle?

24 inches

18 inches

16 inches

20 inches

A triangle has two sides with length a and one side length b. The length of side b= 1/4 yard. If the length of a= 2 the length of side b, what is the perimeter of the triangle?

1/3 yard

5/4 yard

7/12 yard

6/12 yard

1/4 yard

The obtuse Isosceles triangle has two sides with length a and one side length b. The length of side a=43 inches. Side length b=2a. Find the perimeter of the triangle.

129 inches

15√2 inches

84 inches

172 inches

86 inches

An isosceles triangle has one obtuse angle that is 112∘. What is the value of one of the other angles?

68∘

34∘

45∘

90∘

112∘

Quiz/Test Summary