order the side lengths from least to greatest. order the angle measurements from least to greatest....
TRANSCRIPT
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Bell Work
Order the side lengths from least
to greatest.
Order the angle measurements from least to
greatest.
A
B
C65°
62°
53°
A
B
C7 in.
10 in.
9 in.
Note: The figures are not drawn to scale.
<B, <A, <C
AB, AC, and BC
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Finding an Angle Measure in a Triangle
Find the value of x in the triangle shown.
26
83 x
We know that:x + 83 + 26 =
180x + 109 = 180 -109 -109 x = 71
So, the value of x is 71°.
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You Try
Find the value of x in the triangle shown.
26
92 x
We know that:x + 92 + 26 = 180x + 118 = 180 -118 -118 x = 62
So, the value of x is 71.
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You try!
Find the value of x.
A
B
C67°
82°
x°
A
B
C27° 3x°
78°
Note: The figures are not drawn to scale.
x + 82°+ 67°= 180°x + 149 = 180 -149 -149
x = 31°
3x + 27°+ 78°= 180°
3x + 105 = 180 -105 -105
3x = 75°x = 25°
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Classifying Triangles
by sides and anglesBeat the
Computer Drill
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Review!
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Directions:
Classify each triangle by both its SIDES and its ANGLES. You will have 10 seconds
before the computer shows you the answer.
When the slide appears, as a group choose BOTH NAMES for the type of triangle and hold up your answer.
REMEMBER: YOU HAVE TO BEAT THE CLOCK! You only have 10 seconds!
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Classify by sides:
Classify by angles:
Trial Run
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Classify by sides:
Classify by angles:
alsoIsosceles Triangle
alsoEquilangul
ar Triangle
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Classify by sides:
Classify by angles:
![Page 11: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/11.jpg)
Classify by sides:
Classify by angles:
![Page 12: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/12.jpg)
Classify by sides:
Classify by angles:
![Page 13: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/13.jpg)
Classify by sides:
Classify by angles:
![Page 14: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/14.jpg)
Classify by sides:
Classify by angles:
![Page 15: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/15.jpg)
Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
![Page 20: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/20.jpg)
Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
![Page 22: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/22.jpg)
Classify by sides:
Classify by angles:
![Page 23: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/23.jpg)
Classify by sides:
Classify by angles:
![Page 24: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/24.jpg)
Classify by sides:
Classify by angles:
![Page 25: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/25.jpg)
Classify by sides:
Classify by angles:
![Page 26: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/26.jpg)
Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
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Classify by sides:
Classify by angles:
alsoIsosceles Triangle
alsoEquilangul
ar Triangle
![Page 36: Order the side lengths from least to greatest. Order the angle measurements from least to greatest. A B C 65° 62° 53° A B C 7 in. 10 in. 9 in. Note: The](https://reader030.vdocuments.mx/reader030/viewer/2022032523/56649d895503460f94a6f3f5/html5/thumbnails/36.jpg)
Are you a triangle expert?
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Review• In order to form a triangle, the sum
of the angles has to equal 180°.• In order to form a triangle, the sum
of the two smallest side lengths has to be GREATER than the third side.
• In a triangle, the largest angle is opposite the longest side. The smallest angle is opposite the shortest side.
• Skills Check will be on Thursday!!!
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Practice