Mark used a number line to model dividing į by 3. He divided the number line from 0 to 1 in 3 equal sections,
and then divided each of those sections into 2 equal
parts. Mark says 3:3 is
Is his answer correct? Explain why or why not.

The area of a circle is equal to 1 dm². find the radius of the circle.

Which expression gives the exact value of x?

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.