The measure of dcg is 145°. what is mdce? 90° 100° 180° 190°

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?

The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle