Lời Giải
the sum of twice a number and five is the same as the difference between five times the number and sixteen
Lời Giải
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Represent the number with
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The chu vi of a circle is 11pi m. What is the area, in square meters? Express your answer in terms of pipithe quotient of a two and a number plus sixwhat is the area of a circle if the đường kính is 18If a circle has a chu vi of 13pi, what is its exact diameter?Jack is 18 years old. Katie is 32 years older than Jack. How old is Katie