Step-by-step explanation:
x = number
3x - 15 = (x - 12)×-4 or (12-x)×-4
3x - 15 = -4x + 48 or -48 + 4x
7x = 63, x = 9 or
33 = x
Answer:
B. 256
Step-by-step explanation:
The square root of 256 is 16.
Answer:
Reflection, then rotation
Step-by-step explanation:
The first triangle is flipped to the second position and then rotated to the thrid position.
Answer:
sin θ = 0.2426.
Step-by-step explanation:
The cot and cos are both negative in the second quadrant.
cot θ = 1 / tan θ = -4 so tan θ = -1/4.
θ = 165.96 degrees
sin θ = 0.2426.