QUIZ Triangle Classification & Theorems #1

Given the following two angle measures, find the measure of the third angle of a triangle: 70°, 65°.

• 45°

• 50°

• 55°

• 60°

State if the three numbers can be the measures of the sides of a triangle: 3, 10, 6.

• True

• False

State if the three numbers can be the measures of the sides of a triangle: 3, 4, 5.

• True

• False

Two sides of a triangle have the following measurements: 6, 10. Find the range of possible measures of the third side.

• Between 5 and 9

• Between 4 and 16

• Between 5 and 11

• Between 6 and 10

The interior angles of a triangle, supplementary angles, and linear pairs all add up to how many degrees?

• 360°

• 180°

• 90°

• 45°

• isosceles

• right

• scalene

• obtuse

• acute

Two sides of a triangle have the following measurements: 1, 4. Find the range of possible measures of the third side.

• Greater than 3 and less than 5

• Greater than 5 and less than 6

• Greater than 1 and less than 5

• Greater than 0 and less than 4

Given the following two angle measures, find the measure of the third angle of a triangle: 60°, 60°.

• 60°

• 30°

• 45°

• 90°

• isosceles

• right

• scalene

• obtuse

• acute

Measurements of 15 ft, 15 ft, and _________ form a triangle.

• 17 ft
• 0 ft
• 30 ft
• 31 ft