AnswersGeometry - Semester 1 PathwaysLinear Pairs and Vertical Angles

Complementary and Supplementary Angles Answers

0 verified answers
2
Free Preview

In the diagram, which angles are vertical angles? Select two options.

A
ABE and ABC
Option A
B
ABE and CBD
Option B
C
ABE and EBD
Option C
D
ABC and EBD
Option D
E
ABC and CBD
Option E
3

Given: mORP = 80° mORN = (3x + 10)°Prove: x = 30

Question illustration
A
ORP and ORN are a linear pair
Option A
B
ORP and ORN are vertical angles
Option B
C
80 = 3x +10
D
x = 30
4

Given: mADE = 60° and mCDF = (3x + 15)°Prove: x = 15

Question illustration
A
Statement: 60 = 3x + 15; Reason: substitution
B
Statement: x = 15; Reason: subtraction property of equality
C
Statement: 60 = 3x + 15; Reason: transitive property
D
Statement: x = 15; Reason: subtraction and division properties of equality

Did you find these answers helpful?