Find the vertex of this parabola y=-5x^2-10x-13

There is 6/8 of a birthday cake leftover after a birthday party. How many 1/4 pieces can be made from the leftover cake?

At carters birthday party his mom made a cake in a rectangular shape. The length of cake is 8cm and width of cake is 6 cm. If she wants to add 1 cm of cream around the cake, what will be the perimeter ad area of the rectangle cake?

A shipment to a warehouse consists of 2,750 MP3 players. The manager chooses a random sample of 50 MP3 players and finds 6 that are defective. How many MP3 players in the shipment are likely to be defective?

Jerome is making prizes for a game at the school fair. He has two bags of different pins, One with 15 pins and one with 20 pins. Every prize will have one kind of pin and will have the greatest number of Pins possible.

Is 729 a perfect square or a perfect cube

Jill said that an angle is made of any two rays. Is she correct? Explain

Ebert is 14.5 ft from the base of the school flagpole when he sees a pigeon at the top of the 26 ft high flagpole. From where he is standing, what is the angle of elevation when he looks up to the top of the flagpole? Round to the nearest hundredth.

What is the quotient of 3.33 * 10-5 and 0.06?

What numbers add to - 49 and multiply to 0

What is the best chess move to win all the time?