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CAST Diagram with Pythagoras (Grade 11)

Authored by Katy McLachlan

Mathematics

11th - 12th Grade

Used 10+ times

CAST Diagram with Pythagoras (Grade 11)
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given: x=3x=3  ,  y=2y=2  ,  r=13r=\sqrt{13}  
Determine:  sinx\sin x  

 132\frac{\sqrt{13}}{2}  

 sin(213)\sin\left(\frac{2}{\sqrt{13}}\right)  

 313\frac{3}{\sqrt{13}}  

 213\frac{2}{\sqrt{13}}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given: x=3x=3  ,  y=2y=2  ,  r=13r=\sqrt{13}  
Determine:  cosx\cos x  

 cos(133)\cos\left(\frac{\sqrt{13}}{3}\right)  

 23\frac{2}{3}  

 313\frac{3}{\sqrt{13}}  

 213\frac{2}{\sqrt{13}}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given: x=3x=3  ,  y=2y=2  ,  r=13r=\sqrt{13}  
Determine:  tanx\tan x  

 32\frac{3}{2}  

 23\frac{2}{3}  

 tan(23)\tan\left(\frac{2}{3}\right)  

 213\frac{2}{\sqrt{13}}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given: x=3x=3  ,  y=2y=2  ,  r=13r=\sqrt{13}  
Determine:  tan2x\tan^2x  

 413\frac{4}{13}  

 49\frac{4}{9}  

 23\frac{2}{3}  

 913\frac{9}{13}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given: x=3x=3  ,  y=2y=2  ,  r=13r=\sqrt{13}  
Determine:  sin2x-\sin^2x  

 413\frac{4}{13}  

 sin(213)2-\sin\left(\frac{2}{\sqrt{13}}\right)^2  

 913\frac{9}{13}  

 413-\frac{4}{13}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Determine the value of r.

5

-5

5\sqrt{5}

5-\sqrt{5}

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Without a calculator, determine the value of  sinθ\sin\theta  :

Hint:  r=5r=5   

 45\frac{4}{5}  

 45-\frac{4}{5}  

 35-\frac{3}{5}  

 54\frac{5}{4}  

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