Draw Circles and Other Figures

Given an equation of a circle, what is the first step to sketch its graph?

• Locate the center on the coordinate plane.

• Connect points to draw the circle. 

• Determine the center and radius.

• None of these

What is the length of the radius of a circle given the equation x²+y²=48?

• 48

• 2√12

• 4√3

• 3√4

Which of the following is the graph of a circle represented by (x+1)²+(y+3)²=4?

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The tower of a particular network is designed to service 12 km in radius. The tower is located at (3,-5) on a coordinate plane. Which of the following is the graph of the circle?

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Match the following part of the circle with its correct label.

• Diameter

• Radius

• Center

• Chord

• Point S

• Tangent Line

Which segment is the diameter?

c

BD

CD

CE

• chord

• secant

• diameter

• tangent

• radius

Match the line segment to the correct part of a circle

• Radius

• LM

• Chord

• JG

• Diameter

• JH

Drag and Drop: Match the correct parts of a circle.

c

d

e

f

b

a

tangent

radius

diameter

chord

center

secant

Label the name of part os the circles.

c

d

e

f

g

h

i

b

a

chord

segment

secant

radius

center

tangent

circumference

diameter

sector