G8 winter exam 2024 (study guide)

Front

When two parallel lines are cut by a transversal, what can be said about the corresponding angles?

Back

They are always equal.

Front

In similar triangles, what is true about their angles?

Back

They are congruent.

Front

Solve for x: 3(x - 2) + 4 = 2(x + 1)

Back

x = 4.

Front

In a triangle, if two angles measure 45° and 65°, what is the measure of the third angle?

Back

60°.

Front

Solve for x: 4x + 2 = 3x - 3

Back

x = 5.

Front

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

Back

180°.

Front

What is the definition of complementary angles?

Back

Two angles that add up to 90°.

Front

What is the definition of supplementary angles?

Back

Two angles that add up to 180°.

Front

What is the relationship between the angles of similar triangles?

Back

Their corresponding angles are equal.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.