What conclusion can be made based on this multiplication problem? 7 × 3 = 21

Seven is 3 times the size of 21.
Seven is 21 times the size of 3.
Twenty-one is 7 times the size of 7.
Twenty-one is 7 times the size of 3.

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.