Math Formula's

Question	Answer
Simple interest	I = PRT
Simple interest Total	A=P+I
Compound Interest	A=P(1+R)n
Compound Interest: Interest	I=A-P
Effective interest Rate	Image: e (image/png)
Straight line depreciation	Image: straight_line_depreciation (image/png)
Straight line depreciation: written down value	Image: written_down_value (image/png)
Growth	Image: growth (image/png)
Decay	Image: decay (image/png)
Growth & Decay combined	Image: Growth___decay_combined (image/png)
Area: Rectangle	a=lw
Area: Circle	A = PI x R^2
Area: Sector	A = (Theta/360) x PIr^2
Area: Triangle	A = (1/2)bh
Area: Trapezium	A = 1/2(a+b)h
Area: Parallelogram	A = bh
Area: Kite/Rhombus	A = 1/2xy
Surface Area Cube	SA = 6l^2
Surface Area: Rectangular Prism	SA = 2(lw+wh+lh)
Surface Area: Cylinder	SA = 2PIr(r+h)
Volume: Cube	V = L^3
Volume: Rectangular Prism	V = lw x H
Volume: Cylinder	V = PIr^2 x H
Volume: Triangular Prism	V = (1/2)bh x H
Surface Area: Square based pyramid	SA = b^2 + 2bh
SA: Cone	SA = Pir(r+s)
SA: Sphere	SA = 4Pir^2
Volume: Cone	V = (1/3)Pir^2H
Volume: Rectangular Based Pyramid	V = (1/3)lwH
Volume: Sphere	V = (4/3)Pir^3
Density	D = Mass/volume
Concentration	Solute/solution
Gradient	y2 - y1 x2 - x1
Equation of a line	y = mx + c
Parallel lines	Same gradient
Perpendicular lines	m1 x m2 = -1
Sine	O H
Cosine	A H
Tangent	O A
Pythag	c2 = a2 + b2

Resource summary

	Created by caityelphie over 10 years ago