The diameter of a circle is 4 cm. Which equation can be used to find its circumference?




A composite figure has a radius of 10 cm. What is the area of this composite figure? Use 3.14 for .





Two angles in a triangle measure and . What is the measure of the third angle?





A road bike has a wheel diameter of 622 mm. What is the circumference of the wheel? Use 3.14 for .

The circumference of a circle is inches. What is the length of the radius of this circle?

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