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The chu vi of a circle is 19pi cm. What is the area, in square centimeters? Express your answer in terms of pipi.Jordan and Carmen deposit 2,430.00 into a savings account which earns 11% interest compounded quarterly. They want to use the money in the account to go on a trip in 3 years. How much will they be able to spend?The bán kính of a circle is 9 in. Find its area in terms of pipi.which number is smallest between-871405 and-871504what is the area of a 4 sided polygon inscribed in a circle with a bán kính of 5cm