Why is the formula for triangle a half?. If the radius is 5cm, find the area of the shaded region.

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Presentation transcript:

Why is the formula for triangle a half?

If the radius is 5cm, find the area of the shaded region.

There is a water reservoir beneath a circular garden to supply a fountain in the garden. The reservoir has a 26-inch diameter. The garden has a 12-foot diameter. How much of the garden does not contain the water reservoir?

A large pizza has a diameter 35cm. Two large pizzas cost $ A medium pizza has a diameter 30 cm. Three medium pizzas cost $ Which is the better deal: 2 large pizzas or 3 medium pizzas?

A rectangular swimming pool measures 25ft by 50ft and has a 6 foot wide sidewalk around it. How much fencing is needed to enclose the sidewalk and what is the area of the sidewalk?

Find area

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