Angle pair and proof review quiz

What type of angle pair is angles 4 and 6?

• Alternate interior

• Corresponding

• Linear pair

• Same side interior

What type of angle pair is angles 5 and 1?

• Corresponding

• Vertical

• Alternate interior

• Same side exterior

If <3=2x+5 and <5=3x+15, find x.

• x=-10

• x=32

• x=14

• x=20

If m<CAD=74, solve for x. Which postulate, definition or property did you use to solve?

• x=10 definition of angle bisector

• x=10 angle addition postulate

• x=8 definition of midpoint

• x=8 substitution property

M is the midpoint of segment AB. If AM=2x+3 and AB=5x-2, find the measurement of MB.

• MB=19

• MB=5

• MB=6.333

• not enough information

What reason would go in line 2?

• Corresponding angles theorem

• Definition of congruent

• Linear pair postulate

• Vertical angles theorem

What goes in step 3?

• Angle 2 is congruent to angle 4

• reflexive property

• corresponding angles

• m<2=m<8

What goes in lines 4 and 5?

• 4. 4. Definition of supplementary

  5. 5. addition property of equality

• 4. 4. substitution

  5. 5. subtraction property of equality

• 4. 4. transitive property

  5. 5. substitution

• 4. 4. transitive property

  5. 5. subtraction property of equality