Pythagorean Theorem and Basic Trig

What method should be used to solve this triangle?

• Pythagorean Theorem

• Triangle Sum Theorem

• Trigonometry

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse

• scalene

• isosceles

• right

Find the value of cos C.

• 29/20

• 21/20

• 20/29

• 20/21

The ratio of the length of the side opposite of the angle to the length of the hypotenuse is the _____________

• Sine

• Cosine

• Tangent

What is the green side labelled as using the starred angle as a starting point?

• adjacent

• opposite

• hypotenuse

The length across from the right angle in a triangle is called the ...........

• Long Leg

• tangent

• hypotenuse

• Short Leg

Find the value of tan X.

• 3/4

• 4/3

• 5/3

• 3/5

What would you use to solve for a?

• sin

• cos

• tan

• Pythagorean theorem

What is the correct equation to solve for x ?

• tan( 46 ) = 17/x

• sin ( 46 ) = x/17

• tan (46 ) = x/17

• cos (46) = x/17

sin A = ​​ (a)   ​

cos A = ​​ (b)  

tan A = ​ (c)  

Tags

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