Math 7 EXT Weekly Flashcardizz #15 2024-25

Front

What is the supplement of an angle?

Back

The supplement of an angle is what, when added to the angle, equals 180 degrees.

Front

If an angle measures 160 degrees, what is its supplement?

Back

20 degrees.

Front

How do you find the length of a missing side in a triangle?

Back

Use the Pythagorean theorem: a² + b² = c², where c is the hypotenuse.

Front

In the equation 2x + 3(5x - 7) = 47, what is the value of x?

Back

x = 4.

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Front

What are supplementary angles?

Back

Two angles that add up to 180 degrees.

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect; they are always equal.

Front

What is an angle bisector?

Back

A line that divides an angle into two equal parts.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

If one side of a right triangle is 14 and the hypotenuse is 20, what is the length of the other side?

Back

Using the Pythagorean theorem: x² + 14² = 20², x = 17.