4. Geometry
Circles — Quiz
Test your understanding of circles with 5 practice questions.
Practice Questions
Question 1
A circle is inscribed in a square. If the area of the square is $64$ square units, what is the circumference of the circle?
Question 2
In a circle, a central angle of $135^\circ$ subtends an arc of length $9\pi$ units. What is the radius of the circle?
Question 3
The equation of a circle is $(x + 5)^2 + (y - 1)^2 = 49$. What are the coordinates of the center and the radius of this circle?
Question 4
A chord of a circle is $14$ units long and is $3$ units from the center. What is the area of the circle?
Question 5
An inscribed angle and a central angle subtend the same arc in a circle. If the central angle measures $110^\circ$, what is the measure of the inscribed angle?