Exploring Inscribed Angles and Their Properties

The video tutorial covers inscribed angles in geometry, explaining their properties, such as having a vertex on the circle and sides that are chords. It discusses how the measure of an inscribed angle is half the intercepted arc and introduces concepts like right angles formed by inscribed angles intercepting a diameter. The tutorial includes examples and problem-solving exercises to reinforce these concepts. Additionally, it covers inscribed quadrilaterals, highlighting that opposite angles are supplementary.

What is the measure of an inscribed angle directly related to?

• Twice the measure of its intercepted arc

• Half the measure of its intercepted arc

• The radius of the circle

• The diameter of the circle

Tags

CCSS.HSG.C.A.2

What is the measure of an inscribed angle that intercepts a diameter?

• 45 degrees

• 90 degrees

• 180 degrees

• 360 degrees

Tags

CCSS.HSG.C.A.2

If two inscribed angles intercept the same arc, how are the angles related?

• They are opposite

• They are congruent

• They are complementary

• They are supplementary

Tags

CCSS.HSG.C.A.2

How do you find the measure of an arc given the measure of an inscribed angle?

• Add 90 to the angle measure

• Subtract the angle measure from 180

• Divide the angle measure by 2

• Multiply the angle measure by 2

Tags

CCSS.HSG.C.A.2

What is the measure of an angle formed by an inscribed angle that goes through the diameter?

• 45 degrees

• 90 degrees

• The same as the intercepted arc

• 180 degrees

Tags

CCSS.HSG.C.A.2

How do you find the value of x when given an equation involving an inscribed angle and its intercepted arc?

• Divide the arc by 2 and solve for x

• Multiply the angle by 2 and solve for x

• Set the angle equal to the arc and solve for x

• Use the Pythagorean theorem

Tags

CCSS.HSG.C.A.2

How can you find the measure of an unknown angle in an inscribed quadrilateral?

• Subtract the sum of the known angles from 180

• Add the known angles and subtract from 360

• Subtract the known angle from 180

• Subtract the known angle from 90

Tags

CCSS.HSG.C.A.2

If a quadrilateral is inscribed in a circle, how are its opposite angles related?

• They are congruent

• They are complementary

• They are supplementary

• They are identical

What is the sum of the opposite angles in an inscribed quadrilateral?

• 270 degrees

• 360 degrees

• 180 degrees

• 90 degrees

Tags

CCSS.HSG.C.A.3

What is the relationship between the angles of an inscribed quadrilateral and the circle's circumference?

• The angles are equal to the circle's circumference

• The sum of the angles is twice the circle's circumference

• The sum of the angles has no direct relationship to the circle's circumference

• The sum of the angles is half the circle's circumference

Tags

CCSS.HSG.C.A.2