Right Triangle Trigonometry Finding Angles

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

Which type of triangle is pictured?

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

Mathematical Equivalence

ON

Tags

CCSS.MATH.CONTENT.HSG.SRT.C.8

From the given right triangle,

Find the value of angles M and N

M=​ ​ (a)  

N=​ (b)  

• 77.3°

• 12.7°

• 49.9°

• 40.1°

• 74.5°

• 15.5°

Find each trig ratio.

sin E = ​ (a)  

cos E = ​ (b)  

tan E = ​ (c)  

• 20/29

• 21/29

• 20/21

• 29/20

• 29/21

• 21/20

Find each trig ratio.

sin D = ​ (a)  

cos D = ​ (b)  

tan D = ​ (c)  

• 20/29

• 21/29

• 20/21

• 29/20

• 29/21

• 21/20

Find each trig ratio.

sin T = ​ (a)  

cos T = ​ (b)  

tan T = ​ ​ (c)  

• 5/13

• 12/13

• 12/5

• 13/12

• 13/5

• 5/12

Set up the problem...

• sin X = 41/28

• tan X = 41/28

• cos X = 28/41

• sin X = 28/41

Give each trig ratio as a fraction in simplest form for the given right triangle diagram.

sin Q - ​ (a)  

cos Q - ​ ​ (b)  

tan Q - ​​ (c)  

• 25/24

• 7/24

• 24/25

• 7/25

• 24/7

• 25/7

Give each trig ratio as a fraction in simplest form for the given right triangle diagram.

sin R - ​ (a)  

cos R - ​ ​ (b)  

tan R - ​​ ​ (c)  

• 25/24

• 24/25

• 7/25

• 24/7

• 25/7

• 7/24