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Angle Addition

Angle Addition

Assessment

Presentation

Mathematics

9th - 11th Grade

Easy

CCSS
7.G.B.5, 4.MD.C.7, 3.MD.D.8

+1

Standards-aligned

Created by

Tiffany Sloan

Used 227+ times

FREE Resource

5 Slides • 10 Questions

1

Angle Addition Postulate

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2

Review:

Segment Addition Postulate

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3

Multiple Choice

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Find the missing segment length / encontrar la longitud del segmento que falta

1

24

2

6

3

9

4

15

4

Adjacent Angles

Share vertex and a side

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5

Angle Addition Postulate

  • Small angle + Small Angle = Big angle

  • If you are missing a SMALL angle - subtract

  • If you are missing the BIG angle - add

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6

 Find FGHFind\ \angle FGH  

  •  FGP=55°\angle FGP=55\degree  

  •  HGP=100°\angle HGP=100\degree  

  • Missing BIG angle so we ADD

  •  55°+100°=155°55\degree+100\degree=155\degree   

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7

Multiple Select

If you are missing one of the SMALL angles, you should /

Si te falta uno de los ángulos PEQUEÑOS, debes:

1

Add

2

Subtract

8

Multiple Select

If you are missing the BIG angle you should /

Si te falta el ángulo GRANDE deberías:

1

Add

2

Subtract

9

Multiple Choice

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 Find/encontrar m∠FED 



1

 8°

2

 127°°  

3

 63°

10

Multiple Choice

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 Find/encontrar m∠RSM

1

 85°

2

 195°  

3

 55°

11

Multiple Choice

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 Find/encontrar m∠VUZ

1

 22°

2

 322° 

3

 172°

12

Multiple Choice

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 Find/encontrar m∠TSR  

1

 18°

2

 114°

3

 100° 

13

Multiple Choice

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 Find/encontrar m∠CDT 

1

 250° 

2

 80°

3

 90°

14

Multiple Choice

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 Find/encontrar m∠WVZ

1

 43°

2

 215°

3

 86° 

15

Multiple Choice

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 Find/encontrar m∠TUK

1

 123°

2

 30°

3

 63°

Angle Addition Postulate

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