Answer: A.
They did not distribute the 3 to the 4 and -5a correctly.
Step-by-step explanation:
Slope (m) =ΔYΔX=12=0.5θ =arctan(ΔY)ΔX=26.565051177078°ΔX = 6 – 4 = 2ΔY = 10 – 9 = 1Distance (d) = √ΔX2 + ΔY2 = √5
= 2.2360679774998
Answer: its 2.50 so B
Step-by-step explanation: I just did the test