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

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