Intro to Trigonometry in Geometry

David and Ava are trying to remember trigonometric ratios for their math quiz. Which one is the fun and easy way they came up with?

• Sah Coh Toa

• Soh Cah Toa

• Soh Cah Tao

• Soh Ceh Toa

Kai and Abigail are building a treehouse and need to find the measurement of the missing side indicated. Can you help them?

• 4.39

• 3.21

• 2.19

• 2.05

James and Olivia are trying to solve a trigonometry puzzle. Can you help them find the ratio for SIN X?

• Opp/Adj

• Adj/Hyp

• Opp/Hyp

• Adj/Opp

Hey Harper, can you help Oliver figure out the Ratio for COS X
?

• Adj/Hyp

• Opp/Adj

• Adj/Opp

• Opp/Hyp

Benjamin and Charlotte are solving a trigonometry puzzle. Can you help them choose the correct ratio?

• cos(33^o)=x/14

• sin(33^o)=x/14

• cos(33^o)=14/x

• sin(33^o)=14/x

Aria and Kai are debating about the number of radians in a full circle. Can you help them out?

• π/2

• π

• 3π/2

• 2π

Grace and Oliver are debating about angles. Can you help them out? How many radians is 90° equal to?

• π/4

• π/2

• π

• 2π

Aria and Jackson are debating about the value of sin(240^o). Can you help them figure it out?

• √3/2

• -√3/2

• 1/2

• -1/2

• 9

• 40

• 41

• none

Which image shows the correct position of each of the angles in the first quadrant of the unit circle?

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