What is the product of 630 and 7.2 x 104 expressed in scientific notation

How do you find the area of a triangle

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

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