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# Circles Questions - All Grades

You can create printable tests and worksheets from these Circles questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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How many degrees are in a circle?
1. 360 degrees
2. 180 degrees
3. 90 degrees
4. 45 degrees
Find the area of a circle where r = 7 m. Use pi = 3.14.
1. $153.86m^2$
2. $43.96m^2$
3. $13.28m^2$
4. $153m^2$
The distance around a circle
1. Circle
2. Circumference
3. Complementary
4. Coefficient
If the points (1, 2) and (-5, 2) are endpoints of a diameter of a given circle, what is the equation of this circle?
1. $(x-1)^2 + (y-2)^2 = 1$
2. $(x+5)^2 + (y-2)^2 = 9$
3. $(x+2)^2 + (y-2)^2 = 9$
4. $(x+3)^2 + y(-1)^2 = 3$
What is the equation of a circle with a center of (0, 0) and a radius of 5?
1. $x^2-y^2=25$
2. $x^2+y^2=25$
3. $x^2+y^2=5$
4. $x^2-y^2=5$
What is this measurement called?
1. Area
2. Circumference
3. Diameter
A formula to find the area of the shape below is:
1. $2πr$
2. $πr^2$
3. $0.5 xx π$
4. $(πr^2)/2$
Look at the circle below. The line segment appears to be
1. an arc
2. a perimeter
Find the center and radius of: $(x-2/3)^2+(y+1/2)^2=9/4.$
1. Center $(-2/3, -1/2), \$ Radius of $3/2$
2. Center $(2/3, -1/2), \$ Radius of $3/2$
3. Center $(2/3, -1/2), \$ Radius of $9/4$
4. Center $(-2/3, 1/2), \$ Radius of $9/4$