Answer:
C. 73
Step-by-step explanation:
Triangles add up to 180 degrees.
180-90(right angle)-17 = 73 degrees
73<90 so it is acute.
Dilation is a transformation that either reduces or enlarges an object in the coordinate plane.
7x - 14 = 4x + 19
7x - 4x = 14 + 19
3x = 33
x = 11
