Answer:
102°
Step-by-step explanation:
They're still corresponding angles... have you read any of these explanations?...
a + z + l = 720
l = 2z = 2a - 80
4z + 40 = 720
4z = 680
z = 170
l = 340
a = 210
The last one 75d+105
C
The 6 comes from the 24(6*4=24)
The 3 comes from the 12(3*4=12)
The 4 is common
Answer: R=8
Step-by-step explanation: R-7=1, R+7=1+7, R=8.
