Answered

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A circle with a diameter of 20 cm is shown.Answer the parts below. Make sure you use the correct units in your answers.If necessary, refer to the list of geometry formulas.20 cmDlaJTcmcmcm(a) Find the exact circumference of the circle. Write your answer in terms of T.Exact circumference: 0(b) Using the ALEKS calculator, approximate the circumference of the circle.To do the approximation, use the it button on the calculator, and round youranswer to the nearest hundredth.Approximate circumference: 0XP

A Circle With A Diameter Of 20 Cm Is ShownAnswer The Parts Below Make Sure You Use The Correct Units In Your AnswersIf Necessary Refer To The List Of Geometry F class=

Sagot :

The circumference of a circle is given by:

[tex]C=\pi d[/tex]

where d is the diameter.

In this case the diameter is 20, therefore the exact circunference is given by:

[tex]C=20\pi[/tex]

Using a calculator a rounding to the nearest hundreth the cicunference is 62.83 cm

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