Answer:
Given : s||t
Exterior sides in opposite rays : ∠5 and ∠7 are supplementary
Definition of supplementary angles : m∠5 + m∠7 = 180°
If lines are ||, corresponding angles are equal : m∠1 = m∠5
Substitution : m∠1 + m∠7 = 180°
Answer:
Q17: 160=4b+40
Q18: <u>-40</u> <u>-40</u>
Q19: 120=4b
Q20: /4 /4
Q21: 30=b
Q22: leave b blank
Q23:b = 30
Step-by-step explanation:
your welcome :) have a nice day
Answer:
I'm certain that it's AB and HI
Step-by-step explanation:
Answer:
1- (-1,4)
2- (3,8)
Step-by-step explanation:
PRETTY SURE
Answer:no
Step-by-step explanation:
The answer is (-1,-7)
Y=4x-3
(4x-3)-2x=-5
2x=-2
X=-1
Y=4(-1)-3=
-7
(-1,-7)