Big Ideas Geometry 6.4-6.6 Practice

Front

What is a contradiction of the statement XY≅RT?

Back

XY < RT

Front

Does a triangle with side lengths 33, 16, 17 exist?

Back

No

Front

What is the measure of angle X if m∠X = 60°?

Back

60°

Front

In triangle ∆XYZ, if m∠x = 40°, m∠y = 60°, m∠z = 80°, which sides are longest to shortest?

Back

XY, XZ, YZ

Front

Which length would NOT work to make a triangle with sides of 2 and 6?

Back

4

Front

What is the Triangle Inequality Theorem?

Back

The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

Front

If two angles of a triangle are 40° and 60°, what is the measure of the third angle?

Back

80°

Front

What does it mean for two triangles to be congruent?

Back

Two triangles are congruent if they have the same size and shape, meaning all corresponding sides and angles are equal.

Front

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

Back

In a triangle, the larger the angle, the longer the opposite side.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height