Linear Pairs and Vertical Angles

What is the value of x? (x+40), (3x)

20

What is mMHJ?

50°

What is mDFC?

80°

SRW

95

In the diagram, which angles are vertical angles? Check all that apply.

ABE and CBD, ABC and EBD

Which angle is a vertical angle with EFD?

AFB

Which are vertical angles?

AFE and BFD

Given: mORP = 80° mORN = (3x + 10)° Prove: x = 30 Which statement could be used in step 2 when proving x = 30?

ORP and ORN are a linear pair

Given: mADE = 60° and mCDF = (3x + 15)° Prove: x = 15 What is the missing statement and the missing reason in step 5?

Statement: 60 = 3x + 15; Reason: substitution

Which pair of angles are vertical angles?

WRS and VRT

In which diagram are angles 1 and 2 vertical angles?

X base 1/2

In which diagram are angles 1 and 2 vertical angles?

X-based 1 and 2