The 2 triangles are congruent
Answer:
Step-by-step explanation:
y - 7 = -5/2(x - 2)
y - 7 = -5/2x + 5
y = -5/2x + 12
Answer:
a=54.15 and b=14
Step-by-step explanation:
Answer:
x = 17deg
Step-by-step explanation:
angle DCE = angle ACB (vertically opposite angles)
therefore,
x + 100 = 4x + 49
3x = 51
x = 17deg