Hiii please help I’ll give the brain thing if you answer correctly with a explaining thanks!

The triangles are similar. what is the value of x? show your work.

According to the data set, where should the upper quartile line of the box plot be placed?

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