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Trigonometric Ratios Checkpoint 1

Authored by Sok Hoon Soh

Mathematics

9th Grade

Used 1+ times

Trigonometric Ratios Checkpoint 1
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10 questions

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1.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

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With reference to ∠ABC\angle ABC , (a)   is the hypotenuse

Answer explanation

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The hypotenuse of a right-angled triangle is the side opposite the right angle 90°90^{\degree}

2.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

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With reference to ∠ABC\angle ABC , (a)   is the adjacent side

Answer explanation

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The adjacent side of a right-angled triangle is the side touching the reference angle θ\theta and right angle.

3.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

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With reference to ∠ABC\angle ABC , (a)   is the opposite side

Answer explanation

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The opposite side of a right angle triangle is the side touching the right angle but not the reference angle

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Write down the value of tan⁡∠ABC\tan\angle ABC

34\frac{3}{4}

35\frac{3}{5}

45\frac{4}{5}

43\frac{4}{3}

Answer explanation

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Write down the value of sin⁡∠ABC\sin\angle ABC

34\frac{3}{4}

35\frac{3}{5}

45\frac{4}{5}

43\frac{4}{3}

Answer explanation

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Write down the value of cos⁡∠ABC\cos\angle ABC

34\frac{3}{4}

35\frac{3}{5}

45\frac{4}{5}

43\frac{4}{3}

Answer explanation

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7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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23.09

34.64

38.23

40.00

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