Answer:
3
Step-by-step explanation:
Answer:
B) reflexive property
Step-by-step explanation:
Answer:
6
Step-by-step explanation: I used a calculator ahaha.
Answer:
Some of them are wrong
Step-by-step explanation:
The revisions I made are in <u>BOLD and underlined.</u>
∠1 and ∠4 are vertical angles
∠1 and ∠2 are <u>obtuse angles </u>because they are angles that measure between
90° and 180°.
∠3 and ∠4 are <u>adjacent angles</u> because they have a common vertex.
∠4 and ∠5 are <u>supplementary</u> because they lie on a straight line and have a sum of 180°.
2x^2-3+11+7x^2-3x-4= 9x^2-3x+4
9x^2-3x+4-14x^2=-5x^2-3x+4
ANSWER: -5x^2-3x+4