Year 9 Half Yearly Revision

Question	Answer
soh cah toa sin=o/h cos=a/h tan=o/1	c=√a2+b2
algerbra: 7x+5-2x+6y-8=	5x-3+6y
Financial Math: I=PRN	Where I= Interest P=principle (original amount) R= Rate N= Amount of time
Financial: CI=P(1+R)n	Where: CI= the compound interest P= principle (orignial amount) R= rate N=amount of periods
Bearing: 210 degrees is in the direction of...	south-west
Bearings: 70 degrees is in the direction of...	north-east
How do you remember directions?	Never Eat Soggy Weetbix
In the number plane, the number is greater than or equal to if it is going to the...	right
In-equations: There are two methods, called:	substitution and elimination
-----> ___________*_____________ 1 2 3 4 5 6 7 8 9 10 what is the equation of the line?	x>5

Resource summary

	Created by Caitlyn Stoffels over 9 years ago