Introduction to Right Triangle Trigonometry!

Introduction to Right Triangle Trigonometry!

->Review of Pythagorean Theorem

Multiple Choice

In what kind of triangle can you use SOH-CAH-TOA?

• right triangle

• any kind of triangle

• any kind of triangle except a right triangle

• none of the above

Multiple Choice

Relative to  $\angle G$ , which side is the adjacent side?

•  $EM$  

•  $EG$  

•  $MG$  

• none of the above

Multiple Choice

With respect to  $\angle C$  what do you call  $AB$  ?

• longest side

• hypotenuse

• adjacent side

• opposite side

Multiple Choice

With respect to  $\angle N$  , what is the hypotenuse of  $\Delta END$  ?

•  $EN$  

•  $ND$  

•  $ED$  

• all of the above

Multiple Choice

What angle satisfies the ratio of the adjacent side to the hypotenuse

• sine

• cosine

• tangent

• all of the above

Multiple Choice

What angle satisfies the ratio of the adjacent side to the hypotenuse

• sine

• cosine

• tangent

• all of the above

Multiple Choice

What is the correct ratio?

• 7/24
• 24/7
• 7/25
• 24/25

Multiple Choice

What is the correct ratio?

• 20/12
• 12/20
• 12/16
• 16/12

Multiple Choice

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Multiple Choice

In triangle ABC, BC = 5 cm, AB =13 cm ,then cos B is 

• 5/13
• 12/13
• 5/12
• 12/5

Multiple Choice

In triangle ABC, BC = 4 cm, AB =5 cm ,then sin A is 

• 3/5
• 4/5
• 3/4
• 4/3

Multiple Choice

What is the side of a right triangle across from the right angle called?

• square
• arm
• leg
• hypotenuse

Multiple Choice

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 6.2

Multiple Choice

Find h

• 35.60
• 35.00
• 35.71
• 61.03

Multiple Select

Which set of sides would make a right triangle?

• 4,5,6

• 8,10,12

• 5,12,13

• 5,10,12

• 3,4,5

Multiple Choice

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Multiple Choice

In triangle ABC, AC = 7 cm, BC  =24 cm ,then cos A is 

• 7/25
• 24/25
• 7/24
• 24/7

Multiple Choice

In triangle ABC, BC =1 cm, AC =1 cm ,then tan A is 

• 0
• 1
• 2
• -1

Multiple Choice

In triangle ABC, BC = 4 cm, AB =5 cm ,then cos A is 

• 3/5
• 4/5
• 3/4
• 4/3

Multiple Choice

In triangle ABC, BC =3 cm, AB =5 cm ,then tan A is 

• 3/5
• 4/5
• 3/4
• 4/3