Which one of these is a special right triangle?

a. 45-45-90 degree triangle

b. 30-60-90 triangle

c. both

Nikolas calculated the volume of the prism. his work is shown below.

Emily convinced her mom to buy a giant box of her favorite cereal. her mom doesn't think the box will fit on their shelf. the volume of the box is 1000 cm^3 . the base of the box is 25 cm by 10 cm

The focus of a parabola is (-4,-5) and its directrix is y=-1 find the equation