Chord Chord Angle

Find the measure of the angle or arc indicated.

Find the measure of the angle or arc indicated.

Find the measure of the angle or arc indicated.

Find the measure of the angle or arc indicated.

∠ AED is formed inside a circle by two intersecting chords. If minor arc BD = 70° and minor arc CA = 180° , what is the measure of ∠ AED?

• 45°

• 50°

• 55°

• 60°

Note that you CANNOT assume the chords cross at the center of the circle.

Only enter a number in the blank (no variables).

Mathematical Equivalence

ON

• 278⁰
• 297⁰
• 90⁰
• 105⁰

Use chords to solve fox

• x = 35^o

• x = 50^o

• x = 70^o

• x = 140^o

Use chords to solve for x

• x = 35^o

• x = 50^o

• x = 70^o

• x = 140^o

What is the value of x?

• 45

• 60

• 30

• 75