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Questions and Answers
What does the sine of an angle in a right-angled triangle represent?
What does the sine of an angle in a right-angled triangle represent?
- The ratio of the adjacent side to the hypotenuse
- The ratio of the opposite side to the hypotenuse (correct)
- The ratio of the hypotenuse to the opposite side
- The ratio of the opposite side to the adjacent side
Which of the following correctly describes the tangent ratio in a right-angled triangle?
Which of the following correctly describes the tangent ratio in a right-angled triangle?
- It is the opposite side divided by the adjacent side (correct)
- It is the hypotenuse divided by the opposite side
- It is the hypotenuse divided by the adjacent side
- It is the adjacent side divided by the opposite side
What is the mnemonic used to memorize the basic trigonometric ratios?
What is the mnemonic used to memorize the basic trigonometric ratios?
- Sop Cah Toa
- Sah Cah Toa
- Sas Cos Toa
- Soh Cah Toa (correct)
In relation to angle θ, which side is referred to as the hypotenuse?
In relation to angle θ, which side is referred to as the hypotenuse?
If the length of the opposite side is 3 units and the hypotenuse is 5 units, what is the sine of the angle θ?
If the length of the opposite side is 3 units and the hypotenuse is 5 units, what is the sine of the angle θ?
Which trigonometric ratio is used to relate the adjacent side to the hypotenuse in a right-angled triangle?
Which trigonometric ratio is used to relate the adjacent side to the hypotenuse in a right-angled triangle?
Which ratio is defined as the length of the opposite side divided by the length of the hypotenuse?
Which ratio is defined as the length of the opposite side divided by the length of the hypotenuse?
What does the tangent ratio ( an heta) represent in a right-angled triangle?
What does the tangent ratio ( an heta) represent in a right-angled triangle?
Which option correctly identifies the side opposite to angle θ in a right-angled triangle?
Which option correctly identifies the side opposite to angle θ in a right-angled triangle?
Which mnemonic can assist in recalling the definitions of the sine, cosine, and tangent ratios?
Which mnemonic can assist in recalling the definitions of the sine, cosine, and tangent ratios?
If the hypotenuse is 10 units and the adjacent side is 6 units, what is the cosine of angle θ?
If the hypotenuse is 10 units and the adjacent side is 6 units, what is the cosine of angle θ?
In a right-angled triangle, which aspect connects the lengths of the sides to the angles?
In a right-angled triangle, which aspect connects the lengths of the sides to the angles?
What does the cosine of an angle in a right-angled triangle specifically relate?
What does the cosine of an angle in a right-angled triangle specifically relate?
In the mnemonic 'Soh Cah Toa', what does 'Toa' represent?
In the mnemonic 'Soh Cah Toa', what does 'Toa' represent?
If the hypotenuse measures 13 units and the opposite side measures 5 units, what is the sine of the angle θ?
If the hypotenuse measures 13 units and the opposite side measures 5 units, what is the sine of the angle θ?
What is the relationship described by the tangent ratio in a right-angled triangle?
What is the relationship described by the tangent ratio in a right-angled triangle?
Which of the following correctly describes the sides of a right-angled triangle with respect to angle θ?
Which of the following correctly describes the sides of a right-angled triangle with respect to angle θ?
What does the ratio $ rac{ ext{adjacent}}{ ext{hypotenuse}}$ specifically denote?
What does the ratio $ rac{ ext{adjacent}}{ ext{hypotenuse}}$ specifically denote?
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