FORMULA SHEET BNU1501
Oct/Nov 2021
Measurements
C = 2(l + w) A=l×w V = l3
C = 4l A = πr2 V = l × base × h
1
C=a+b+c A= 𝑏×h V = πr2h
2
C = 2πr
Straight Lines
𝑦−𝑦1 𝑦2 −𝑦1
Equation of a straight line 𝑦 = 𝑏𝑏 + 𝑎 =
𝑥−𝑥1 𝑥2 −𝑥1
𝑦2 −𝑦1
Slope of a straight 𝑏 =
𝑥2 −𝑥1
Basic Financial Calculations
𝐼 = 𝑃𝑃𝑡 𝑆 = 𝑃(1 + 𝑟𝑟)
©
UNISA 2019
Oct/Nov 2021
Measurements
C = 2(l + w) A=l×w V = l3
C = 4l A = πr2 V = l × base × h
1
C=a+b+c A= 𝑏×h V = πr2h
2
C = 2πr
Straight Lines
𝑦−𝑦1 𝑦2 −𝑦1
Equation of a straight line 𝑦 = 𝑏𝑏 + 𝑎 =
𝑥−𝑥1 𝑥2 −𝑥1
𝑦2 −𝑦1
Slope of a straight 𝑏 =
𝑥2 −𝑥1
Basic Financial Calculations
𝐼 = 𝑃𝑃𝑡 𝑆 = 𝑃(1 + 𝑟𝑟)
©
UNISA 2019