Exploring Angle Pairs and Two-Step Equations

This video tutorial covers angle pairs, including vertical, adjacent, complementary, and supplementary angles. It explains right and straight angles and demonstrates solving two-step equations using these angle properties. The tutorial includes example problems to illustrate the concepts and provides additional resources for further learning.

Which type of angles are equal because they are opposite each other?

• Adjacent angles

• Supplementary angles

• Vertical angles

• Complementary angles

What is the sum of complementary angles?

• 45 degrees

• 360 degrees

• 180 degrees

• 90 degrees

What is the measure of a right angle?

• 180 degrees

• 90 degrees

• 360 degrees

• 45 degrees

If angle ADB is 64 degrees and angle BDC is 2x, what is the value of x if ADC is a straight angle?

• 64

• 32

• 58

• 116

What is the first step in solving the equation 2x + 64 = 180?

• Add 64 to both sides

• Multiply both sides by 2

• Divide both sides by 2

• Subtract 64 from both sides

If angle JMK is 35 degrees and angle KML is 4x + 7 degrees, what is the value of x if JML is a right angle?

• 55

• 48

• 35

• 12

What is the sum of the angles in a right angle?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

What operation is used to isolate the variable in the equation 4x + 7 = 90?

• Division

• Multiplication

• Subtraction

• Addition

What is the value of 4x if x = 12?

• 48

• 36

• 60

• 24

What is the purpose of using inverse operations in solving equations?

• To isolate the variable

• To add more variables

• To change the equation

• To make the equation more complex