Answer:
answer is 7a proved
Step-by-step explanation:
sloution
=-3a-4
=-+- =+ so,
=-3a-4
=7a
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Ah. I just learned this! The lines are parallel.
18.75%
Step-by-step explanation:
600÷3200=0.1875
0.1875=18.75%
Answer:
x = 90°
y = 43°
Step-by-step explanation:
We know that one angle equals 47°.
The two triangles are right triangles, so that makes x = 90°.
To find y, we add 90 + 47.
That would give us 137°.
All triangles add up to 180°.
180 - 137 = 43.
43° is the answer.