Honors Geometry - Angles Formed by Chords

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of a chord in a circle?
Back
A chord is a line segment with both endpoints on the circle.
2.
FLASHCARD QUESTION
Front
What is the relationship between the angles formed by two intersecting chords?
Back
The measure of the angle formed by two intersecting chords is equal to half the sum of the measures of the arcs intercepted by the angle and its vertical angle.
Tags
CCSS.HSG.C.A.2
3.
FLASHCARD QUESTION
Front
How do you calculate the measure of an arc in a circle?
Back
The measure of an arc can be calculated using the formula: Arc Measure = (Central Angle / 360) * Circumference of the Circle.
Tags
CCSS.HSG.C.B.5
4.
FLASHCARD QUESTION
Front
What is the Inscribed Angle Theorem?
Back
The Inscribed Angle Theorem states that an inscribed angle is half the measure of the intercepted arc.
Tags
CCSS.HSG.C.A.2
5.
FLASHCARD QUESTION
Front
If two chords intersect inside a circle, how do you find the measures of the angles formed?
Back
The angles formed by two intersecting chords can be found using the formula: Angle = (Arc1 + Arc2) / 2.
Tags
CCSS.HSG.C.A.2
6.
FLASHCARD QUESTION
Front
What is the measure of an angle formed by a tangent and a chord?
Back
The measure of the angle formed by a tangent and a chord through the point of contact is equal to half the measure of the intercepted arc.
Tags
CCSS.HSG.C.A.2
7.
FLASHCARD QUESTION
Front
What is the definition of a secant line?
Back
A secant line is a line that intersects a circle at two points.
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