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Questions and Answers
What are the mnemonic devices used to remember the sine, cosine, and tangent ratios in a right triangle?
What are the mnemonic devices used to remember the sine, cosine, and tangent ratios in a right triangle?
SOH-CAH-TOA, Some Old Horses Chew Apples Happily Throughout Old Age, Oh, Ah, Oh-Ah
How can the letters in SOH-CAH-TOA be expanded into a sentence?
How can the letters in SOH-CAH-TOA be expanded into a sentence?
Some Old Horses Chew Apples Happily Throughout Old Age
What is the alternate way to remember the letters for Sin, Cos, and Tan?
What is the alternate way to remember the letters for Sin, Cos, and Tan?
Oh, Ah, Oh-Ah
What is the mnemonic device for remembering Sin, Cos, and Tan as O/H, A/H, O/A?
What is the mnemonic device for remembering Sin, Cos, and Tan as O/H, A/H, O/A?
What is the longer mnemonic for the letters O, H, A?
What is the longer mnemonic for the letters O, H, A?
What are the trigonometric ratios for the right-angled triangle ABC, with angle A as the reference angle?
What are the trigonometric ratios for the right-angled triangle ABC, with angle A as the reference angle?
In the right-angled triangle ABC, right-angled at B, if the hypotenuse AC = 5cm, base BC = 3cm, and perpendicular AB = 4cm, what are the values of tan θ, sin θ, and cos θ?
In the right-angled triangle ABC, right-angled at B, if the hypotenuse AC = 5cm, base BC = 3cm, and perpendicular AB = 4cm, what are the values of tan θ, sin θ, and cos θ?
What is the etymology of the word 'trigonometry'?
What is the etymology of the word 'trigonometry'?
What are the various trigonometric ratios for specific angles used in trigonometry?
What are the various trigonometric ratios for specific angles used in trigonometry?
What are the three sides of a right-angled triangle and how are they related to the trigonometric ratios?
What are the three sides of a right-angled triangle and how are they related to the trigonometric ratios?
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