During a timed test, alexander typed 742 words in 14 minutes. assuming alexander works at this rate for the next hour, which of the following best approximates the number of words he would type in that hour?

a) 53
b) 840
c) 3180
d) 44,520

Can (2,3 and square root 10) be sides ona right triangle?

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

Find the distance between (7,-6) and (-3,-9)