Find Measures of Central Angles

Find the value of x.

Find Measures of Central Angles

Substitution

Simplify.

Add 2 to each side.

Divide each side by 26.

The sum of the measures of

Answer: x = 7

A. 9

B. 10

C. 11

D. 65

Find the value of x.

Classify Arcs and Find Arc Measures

Answer:

Classify Arcs and Find Arc Measures

Classify Arcs and Find Arc Measures

Answer:

Classify Arcs and Find Arc Measures

Answer:

Find Arc Measures in Circle Graphs

mLPK = 0.21(360) Find 21% of 360.

= 75.6 Simplify.

Answer:

Find Arc Measures in Circle Graphs

Find Arc Measures in Circle Graphs

Sum of arcs in a circle is 360.

Substitution

Simplify.

Simplify.

Answer:

Use Arc Addition to Find Measures of Arcs

.

Use Arc Addition to Find Measures of Arcs

Arc Addition Postulate

Substitution= 58 + 32

= 90

Answer:

Use Arc Addition to Find Measures of Arcs

Use Arc Addition to Find Measures of Arcs

Arc Addition Postulate

Substitution= 90 + 58

= mIMJ + mJMK

= 148

Answer:

Find Arc Length

Arc Length Equation

Substitution

Answer:

Use a calculator.cm

Find Arc Length

Arc Length Equation

Substitution

Use a calculator.

Answer:

Find Arc Length

Arc Length Equation

Substitution

Use a calculator.

Answer: