Unit 11: Angles + Triangles - Lesson 3
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Mathematics
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6th Grade
•
Hard
+1
Standards-aligned
Courtney Tout
Used 4+ times
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4 Slides • 7 Questions
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Unit 11: Angles + Triangles
Lesson 3: Side and Angle Relationship of Triangles
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Triangle Angle Side
In a Triangle,
The SMALLEST angle is across from the SMALLEST side
The MEDIUM angle is across from the MEDIUM side
The LARGEST angle is across from the LARGEST side
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Multiple Select
SELECT ALL statements that are TRUE
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Side/Angle Relationship Isosceles
Isosceles triangles have:
2 congruent or EQUAL sides
2 congruent or EQUAL Angles
Solve for Missing Value:
Step 1: Set up Equation and Plug-in
Step 2: Solve
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Multiple Choice
Find the value of y
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Multiple Choice
What is the measure of the Top Left Angle.
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Multiple Choice
Find the value of x
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Side/Angle Relationship Equilateral
Equilateral Triangles Have:
3 congruent or EQUAL sides
3 congruent or EQUAL angles [60 Degrees]
Solve for Missing Value:
Step 1: Set up Equation and Plug-in
Step 2: Solve
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Multiple Choice
Solve for x.
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Multiple Choice
Find the side length x of an Equilateral Angle
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Multiple Choice
What is the length of the side x?
[HINT: The bottom length is x+3 so set both sides equal to each other: 10 = x +7, then solve]
Unit 11: Angles + Triangles
Lesson 3: Side and Angle Relationship of Triangles
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