The area of a circle is 497 cm2. What is the circumference, in centimeters? Express your answer in terms of .
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Me what is the value of x? showing work would be appreciated - ! : )

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x