Is The slope of a line perpendicular to y = 2x + 1 is -2.
d

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

In the rectangle below ac=30 units what is de

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