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This concept teaches students about the 45-45-90 special right triangle and how to apply its properties.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
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CC BY-NC-SA
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Use the AA Similarity Postulate to determine if triangles are similar.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept teaches students how to identify whether or not two triangles are similar using AA Similarity.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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In this lesson students prove two triangles are congruent with the Angle-Side-Angle and Angle-Angle-Side shortcuts. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept introduces students to the ASA and AAS Triangle Congruence shortcuts. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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Solve problems containing angles on or inside a circle.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept teaches students how to find angles on and inside a circle created by chords and tangent lines.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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Solve problems containing angles outside a circle.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept teaches students how to calculate angles formed outside a circle by tangent and secant lines.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This study guide on angles covers key vocabulary, ways to name angles, how to measure them, the Protractor Postulate and the Angle Addition Postulate, types of angles, congruent angles, angle bisectors, and angle pairs. It is available for download with free registration.

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Subject:
Mathematics
Material Type:
Student Guide
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This study guide on angles and transversals covers key terms, angle types formed by transversals, postulates and theorems about transversals, and how to prove if lines are parallel or perpendicular. It is available for download with free registration.

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Subject:
Mathematics
Material Type:
Student Guide
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept introduces students to several applications of the Pythagorean Theorem. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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Apply the Pythagorean Theorem to other math concepts.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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In this lesson students use the Pythagorean Theorem to find perimeter and area. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept teaches students to find the length of an arc. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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In this lesson students find the length of an arc. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This study guide on arcs and angles covers key vocabulary, arc measurement in degrees and radians, congruent arcs, bisecting arcs, and the angles on, inside, and outside a circle. Also covers formulas and theorems. It is available for download with free registration.

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Subject:
Mathematics
Material Type:
Student Guide
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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In this lesson students apply the properties of arcs and central angles. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
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This concept teaches students properties of arcs and central angles in circles. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry
11/15/2023
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
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In this lesson, students find the perimeter and area of squares and rectangles by using formulas. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Subject:
Mathematics
Material Type:
Lesson
Provider:
CK-12 Foundation
Provider Set:
CK-12 Geometry