3 Triangle Test Review

Front

What does SAS stand for in triangle congruence?

Back

SAS stands for Side-Angle-Side, a criterion for triangle congruence where two sides and the included angle are equal.

Front

What is the sum of the angles in a triangle?

Back

The sum of the angles in a triangle is always 180 degrees.

Front

What type of triangle has all angles less than 90 degrees?

Back

An acute triangle has all angles less than 90 degrees.

Front

What type of triangle has one angle equal to 90 degrees?

Back

A right triangle has one angle equal to 90 degrees.

Front

What type of triangle has one angle greater than 90 degrees?

Back

An obtuse triangle has one angle greater than 90 degrees.

Front

What is a scalene triangle?

Back

A scalene triangle is a triangle with no equal sides.

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle with at least two equal sides.

Front

What is an equilateral triangle?

Back

An equilateral triangle is a triangle with all three sides equal and all angles measuring 60 degrees.

Front

How do you find the measure of an unknown angle in a triangle?

Back

To find an unknown angle, subtract the sum of the known angles from 180 degrees.

Front

What is the corresponding angle in a triangle?

Back

The corresponding angle is the angle that is in the same position relative to the sides of the triangle.