Triangle: Angle Side Relationship

Front

The longest side of a triangle is opposite the . . .

Back

largest angle.

Front

The largest angle of a triangle is opposite the . . .

Back

longest side.

Front

In a triangle, the smallest angle is opposite the . . .

Back

shortest side.

Front

If two sides of a triangle are equal, the angles opposite those sides are . . .

Back

equal.

Front

In a triangle, if one angle measures 90 degrees, it is called a . . .

Back

right angle.

Front

The sum of the angles in any triangle is . . .

Back

180 degrees.

Front

In a triangle, if one angle is larger than another, the side opposite the larger angle is . . .

Back

longer.

Front

What is the relationship between the sides and angles in a triangle?

Back

The longest side is opposite the largest angle.

Front

If a triangle has angles measuring 30 degrees, 60 degrees, and 90 degrees, it is known as a . . .

Back

right triangle.

Front

In a triangle, if two angles are known, how can you find the third angle?

Back

Subtract the sum of the known angles from 180 degrees.