Geometry Flashcard 5.11 A

Front

What is the measure of the indicated angle if the options are 139°, 66°, 138°, and 116°?

Back

66°

Front

How do you classify a triangle with one angle greater than 90 degrees?

Back

Obtuse triangle

Front

Find the measure of the missing angle if the options are 90°, 10°, 130°, and 50°. What is the answer?

Back

50°

Front

If all three angles in a triangle are equal, what is the measure of each angle? (Hint: x + x + x = 180)

Back

60 degrees

Front

How do you classify a triangle with all sides of different lengths?

Back

Scalene triangle

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees

Front

What do you call a triangle with one right angle?

Back

Right triangle

Front

If a triangle has two sides of equal length, how is it classified by its sides?

Back

Isosceles triangle

Front

What is an equilateral triangle?

Back

A triangle with all three sides and angles equal.

Front

What is the measure of each angle in an equilateral triangle?

Back

60 degrees