Atrain traveled a distance of 255 kilometers. if the trip took 4 hours, what was the train's average speed in meters per second? give your answer to the nearest whole unit.

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°

Atransformation t : (x, y) (x-5,y +3) the image of a(2,-1) is

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)