Answer:
∠ ABC = 40°
Step-by-step explanation:
the 3 angles lie on a straight line ABE and sum to 180° , that is
50 - x + 80 + 2x + 40 = 180
x + 170 = 180 ( subtract 170 from both sides )
x = 10
Then
∠ ABC = 50 - x = 50 - 10 = 40°
Answer:
Step-by-step explanation: There are many ways to think about slope. The slope of a line is the steepness of the line. It can be also right Slope is the rise over the run, the change in 'y' over the change in 'x', or the gradient of a line
Answer:
m = 4
Step-by-step explanation:
Answer:
Do you mean how many waves of sound and light went through the galaxy
(8,1) since the midpoint is 3 away from the endpoint, it must also be 3 away from the other endpoint