PLEASE HELP I WILL GIVE BRAINLIEST How many students are represented in this histogram?

What is the measure of ac? 5 units 13 units 26 units 39 units

What properties allow transformation to be used as a problem solving tool

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8