Trignometry Intro

The ratio in a right triangle of adjacent to hypotenuse is _____

• sine
• cosine
• tangent
• inverse cosine

What is the ratio for Sine?

• Hyp/Opp
• Opp/Hyp
• Opp/Adj
• Adj/Opp

What is the correct ratio?

• 9/41
• 40/41
• 9/40
• 40/9

What is the correct equation to solve for x ?

• tan (58) = x/11
• tan (58) = 11/x
• cos (58) = x/11
• sin (58) = x/11

If a²+b^{2 =} c² , What type of triangle do you have?

• Acute

• Right

• Obtuse

• None

What type of Triangle does 4,4,4 make?

• Isosceles

• Scalene

• Equilateral

• None

What is the radius of the unit circle?

• 0
• 1
• 1/2
• √2/2

What is the correct equation to solve for x?

• tan (45) = x/13
• cos (45) = x/13
• sin (45) = 13/x
• sin (45) = x/13

What is the cosine of angle P?

• p/q
• q/r
• p/r
• r/q

What type of triangle is the context of our study of trigonometry?

• right triangle
• isosceles triangle
• scalene triangle
• acute triangle