Example 5: Solve Problems That Can Be Modeled by Quadratic Equations From each corner of a square piece of cardboard, remove a square of side 3 centimeters. Turn
up the edges to form an open box. If the box is to hold 147 cubic centimeters, what should be
the dimensions of the piece of cardboard?

We just started the introduction into circles and i have no idea how to do this.

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?