Question

Triangle unit test

Answer 1

1. What is the sum of the interior angles of a triangle?
A) 90 degrees
B) 180 degrees
C) 270 degrees
D) 360 degrees

2. What is the measure of each angle in an equilateral triangle?
A) 60 degrees
B) 90 degrees
C) 120 degrees
D) 180 degrees

3. In a right triangle, what is the name of the side opposite the right angle?
A) Hypotenuse
B) Adjacent
C) Opposite

4. If the lengths of two sides of a triangle are 6 inches and 8 inches, what is the possible range for the length of the third side?
A) 2-14 inches
B) 3-11 inches
C) 4-10 inches
D) 5-9 inches

5. In a triangle, if one angle is 45 degrees and another angle is 60 degrees, what is the measure of the third angle?
A) 30 degrees
B) 45 degrees
C) 75 degrees
D) 90 degrees

6. What is the area of a triangle with a base of 10 inches and a height of 8 inches?
A) 20 square inches
B) 40 square inches
C) 60 square inches
D) 80 square inches

7. If a triangle has sides of length 5 inches, 12 inches, and 13 inches, what type of triangle is it?
A) Equilateral triangle
B) Isosceles triangle
C) Scalene triangle
D) Right triangle