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Authored by Tanya Kasperovich

Mathematics

4th - 10th Grade

Used 39+ times

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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin2a+cos2a=

1

2

3

a

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin2a=

cos2a+1

cos2a-1

1-cos2a

tg2a+1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1+tg2a=

1

1/cos2a

1/sin2a

ctga

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

tga=

sina/cosa

cosa/sina

tga*ctga

1/ctga

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1-sin2a=

tga

ctga

cos2a

-cos2a

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin2a-1=

cos2a

tg2a

-cos2a

-ctg2a

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