Online teaching



To use this application you need to install and activate Adobe Flash Player


Get Adobe Flash player .













































































































Sine and Cosine Rule

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

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

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