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Sine and Cosine Rule

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

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

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