Answer:
Choice B
Step-by-step explanation:
A dilation factor of three means you multiply each side bye three. The order of the letters of the triangle also matter. Since it is triangle LMN and ABC this means that A corresponds with L, B corresponds with M and C corresponds with N.
B
gotta trust yo. idk just trust
x = 19
The two angles with measures are supplementary.
6x + 9 + 4x - 19 = 180
10x - 10 = 180
10x = 190
6/7
multiply the 1 by 6 and put that over 7
