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Sine and Cosine Rule

Author: Mansourfar Amirali
Description:
Keywords: , , , , , , online teaching

Content:
Definitions:
0. Definition of: SOH CAH TOA
1. This formula of the Sine Rule is used when you are finding the unknown angle.
2. Included Angle
3. You have 2 sides and 1 included angle.
4. Only 2 sides
5. An easy way to remember Sine, Cosine and Tangent formula%27s.
6. Sine Rule
7. Opposite angles in a cyclic quadrilaterals add up to...
8. 2 angles 1 side
9. Cos x =
10. The formula of the Cosine Rule.
11. The formula area of a triangle.
12. Tan^-1
13. This formula of the Sine Rule is used when you are finding the unknown side.
14. Tan x =
15. Sin x =

Answers:
0. a^2 = b^2 %2b c^2 -2bc x Cos A
1. 1/2ab x cos C
2. a b ----- = ------ Sin A Sin B
3. = 180
4. Adjacent ------------------ Hypotenuse
5. Sin x = Opp/Hyp Cos x = Adj/Hyp Tan x = Opp/Adj
6. Opposite --------------------- Adjacent
7. Pythagoras Theorem
8. Inverse Tan
9. Sine Rule
10. Sine A Sine B -------- = --------- a b
11. 2 sides and 1 angle.
12. Opposite ----------------- Hypotenuse
13. SOH CAH TOA
14. The angle between two known sides.
15. Cosine Rule
.