The measure of two supplementary angles is (4a + 30)° and (a + 5)°. Find the value of a.
explain in steps
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Answered by
0
Answer:
Step-by-step explanation:
4a+30+a+5=180 (cuz they are supplementary angles)
5a=145
a=29
Answered by
0
Answer:
(4a+30)° + (a+5)°= 180°
4a+30+a+5=180°
5a+35=180°
5a=180-35
5a=145°
a=145/5
therefore, a= 29
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