What do you remember about Trig?

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

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

• sine

• cosine

• tangent

• hypotenuse

What is the ratio for Sine?

• Hypotenuse/Opposite

• Opposite/Hypotenuse

• Opposite/Adjacent

• Adjacent/Opposite

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

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

If you are given the two sides that are NOT the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

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 correct ratio set up for finding the tangent of Angle A? Remember: Tangent = opposite/adjacent

• 20/12

• 12/20

• 12/16

• 16/12

What is the opposite side to <D?

• EF

• DF

• DE

cos B = ? Remember: Cosine ratio is adjacent/hypotenuse

• 12/13

• 12/5

• 5/13

• 5/12

What is the green side labelled as from the starred angle?

• adjacent

• opposite

• hypotenuse