Use double angle identity

We can relate '6x' to '3x' in the same way since 6 is 2*3.

Now sub into left side of identity. Simplify until it equals right side.
Answer:
Step-by-step explanation:
18 -> 1,2,3,6,9,18
12 -> 1,2,3,4,6,12
heighest common factor is 6.
It will be nice if you give me brainliest. Good luck!
Answer:
<4 and <3
Step-by-step explanation:
The remote interior angles are the two angles that are inside the triangle and away from the angle adjacent to the exterior angle.
5 is adjacent to 1
so 3 and 4 are the remote interior angles
Answer:
it false because its |-6|=6 and |6|= 6
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