Answer:
<1 = 48
Step-by-step explanation:
<1 + <2 + <3 = 180 since they form a line
<1 + 90+ 42 =180
Combine like terms
<1 + 132 =180
Subtract 132 from each side
<1 +132-132 =180-132
<1 = 48
Answer:
the answer is in the picture
Step-by-step explanation:
Answer:
first: 1/3
second: 1
third: 1/2
Step-by-step explanation: