If you can't see it the question is use benchmarks to estimate decimals:

6.34
+3.95

ps:
estimate the decimal

Angle mno is s rotated 180 degrees counterclockwise about the origin to form angle m’n’o’. which statement shows the measure of angle m’n’o’?

Find the slope of the line passing through a pair of points

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.