Figure 1 and Figure 2 below are similar. Which angle corresponds to angle O?

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

What is x3+3x2−16x−48 divided by x−1?