To determine the area if the circle, you must know the diameter or the radius of a circle.
If you know the radius of a circle, use this as your formula. Remember: Pi (the greek symbol thingy) is equal to 3.1415. (A is equal to area of the circle and r represents the radius)

If you know the diameter, just divide the diameter to get the radius then use the same equation.
Answer:yes
Step-by-step explanation:
<BAC=<BDE
<BCA=BED
Answer:
9/16 into a decimal is 0.5625
Answer:
Simplify the expression.
t^/9
Step-by-step explanation: