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Sine and Cosine Rule

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

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

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