Term
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Definition
The longest side in a right angled triangle |
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Term
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Definition
The opposite is the side opposite the angle we wish to find / have been given |
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Definition
The side next to / adjacent to the angle |
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Term
An acronym for trigonometry rules? |
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Definition
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Term
In "SOHCAHTOA", what does "SOH" stand for? |
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Definition
Sin(Θ)= |
Opposite
Hypotenuse
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Term
In "SOHCAHTOA", what does "CAH" stand for? |
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Definition
Cos(Θ)= |
Adjacent
Hypotenuse |
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Term
In "SOHCAHTOA", what does "TOA" stand for? |
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Definition
Tan(Θ)= |
Opposite
Adjacent |
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Term
What are the two equations for Sine Rule? |
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Definition
Sin(A)
a |
= |
Sin(B)
b
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= |
Sin(C)
c |
a
Sin(A) |
= |
b
Sin(B)
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= |
c
Sin(C) |
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Term
In Sine rule and Cosine Rule, what do capital / lowercase letters represent? |
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Definition
An upper case letter represents an angle in the triangle. The corresponding lowercase letter represents the opposite side. |
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Term
What is the formula for Cosine Rule, where a2 is the subject? |
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Definition
a2 = b2 + c2 - 2bc x Cos(A) |
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Term
What is the formula for Cosine Rule, where Cos(A) is the subject? |
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Definition
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Term
What is the Trig formula for the ares of a triangle? |
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Definition
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