Find the measure of angle A in the triangle, when angle C is 60 degrees and angle B is a right angle
1 answer:
Answer:A) angle A is 30 degrees
Step-by-step explanation:
A triangle is 180 degrees total so subtract the right angle and the other angle you already have, 180-90-60 which leaves you with 30 degrees left
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A-3b=9
a=b-3
b-3-3b=9
-2b-3=9
-2b=12
2b=-12
b=-6
a=-6-3
a=-9
Solution: (-9,-6)
----
Check:
-9=-6-3
-9=-9
TRUE
Answer:
i think b
Step-by-step explanation:
6900 + 8100 = 15000
15000 divided by 2 = 7500
So your answer is 7500
I believe your answer is C. But I’m not completely sure!
