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Angles Formed by Chords in Circles

Circle Theorems: Angles and Arcs
10th Grade·Math·TEKS
Updated 1 month ago · 3 views

Apply the theorem that an angle formed by two chords intersecting inside a circle equals half the sum of the intercepted arcs.

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Circle Theorems: Angles and Arcs

10th Grade · Math · TEKS

5 lessons

Goal

Develop and apply theorems about central angles, inscribed angles, and angles formed by chords to determine angle and arc measures in circles.

5 lessons
0 of 5 done
  1. Circle Vocabulary: Radii, Chords, and DiametersUp next
  2. Central Angles and Arcs in CirclesNot started yet
  3. Inscribed Angles in CirclesNot started yet
  4. Proving Inscribed Angle TheoremsNot started yet
  5. Angles Formed by Chords in CirclesYou are here
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Learning standards covered

us-tx111.41(b)(12)(A)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Grade

apply theorems about circles, including relationships among angles, radii, chords, tangents, and secants, to solve non-contextual problems;

Open Global Standard:OGM.11.GEO.5
us-tx111.41(b)(1)(F)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Grade

analyze mathematical relationships to connect and communicate mathematical ideas; and

Open Global Standard:OGM.11.GEO.1
GlobalOGM.11.GEO.5
GlobalOGM.11.GEO.1