Help T_T ill give brainlist

The radius of the sphere is 10 units .what is the approximate volume of the sphere use π=3.14

Analyze the diagram. what is the composition of transformations that was applied to map wxyz to w''x''y''z''? the first transformation was a reflection across line m rotation about point a translation down and right translation up and left. the second transformation was a rotation about point a translation up translation down reflection across line m.

How do i create an equivalent expression that includes parentheses so that the value of the expression is 2 for 3+8-4x2-12