10-7 Triangle Inequality Theorem
Presentation
•
Mathematics
•
7th Grade
•
Medium
Benny Boyd
Used 256+ times
FREE Resource
17 Slides • 6 Questions
1
Objective:
Students will apply the Triangle Inequality Theorem to determine if a given set of three side lengths form a triangle.
2
Since,
3+4>5, TRUE
3+5>4, TRUE
5+4>3 TRUE
Side lengths 3, 4, and 5 form a triangle.
Since 3 + 4 < 9, side lengths 3, 4, and 9 DO NOT form a triangle.
3
4
7, 13, 18
5
6
7
8, 12, 25
8
9
10
8, 14, 8
11
12
17, 3, 19
13
14
15, 33, 38
15
16
7, 13, 7
17
18
Multiple Choice
Determine if the 3 numbers can be measures of the sides of a triangle. 4, 16, 19
Yes
No
19
Multiple Choice
Determine if the 3 numbers can be measures of the sides of a triangle. 9, 11, 20
Yes
No
20
Multiple Choice
Determine if the 3 numbers can be measures of the sides of a triangle. 9, 12, 20
Yes
No
21
Multiple Choice
Determine if the 3 numbers can be measures of the sides of a triangle. 6, 14, 21
Yes
No
22
Poll
Find the missing side
9
41
6.4
3
23
Multiple Select
Which two sets of side lengths does not form a right triangle?
38, 80, 90
16, 63, 65
36, 77, 85
14, 15, 29
Objective:
Students will apply the Triangle Inequality Theorem to determine if a given set of three side lengths form a triangle.
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