Which features describe the graph of StartFraction (y + 2) squared Over 16 EndFraction + StartFraction (x minus 3) squared Over 4 EndFraction less-than 1?
A) ellipse with center at (3, –2), solution set bounded

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.