They both are complementary angles i.e their sum must equals 90°
4x+ 31 + 6x + 39 = 90
10x + 70 = 90
10x = 90-70
10x = 20
x = 2
we have to find angle ADC
just put the value of x in that expression for that angle.
angle ADC = 6x + 39 = 6 (2)+39 = 12 + 39 = 51°
Answer:
5. 2
6. 10
i hope these are right!
Step-by-step explanation:
I think that the answer would be 2 if I am right
Answer:
The answer is B and D.
Step-by-step explanation:
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