Studied by 9 peopleFormule za površinu, obim i volume, 3d i 2d oblika Na kraju imaju još neke dodatne vezane za line equations
Area of rectangle
length*width
Area of Parallelogram
length(b)*height(h)
Perimeter of Parallelogram
2(a+b)
Area of trapezium
1/2*(a+b)h
Area of circle
π*r²
Circumference of the circle
2*π*r
Area of a circle sector
π*r²*θ/360
Length of an arc (circle)
π*r*θ/360
Area of the curved surface of a cylinder
2*π*r*h
Total area of a cylinder
2*π*r*(h+r)
Volume of cylinder
π*r²*h
Curved surface area of a cone
π*r*l
l? (in curved surface area of a cone)
√(r2+h2)
Total surface area of cone
π*r*(r+l)
Volume of cone
1/3*π*r²*h
Surface area of a sphere
4*π*r²
Volume of sphere
4/3*π*r3
Total surface area of a pyramid
Base area+area of the shapes in the sides
Volume of pyramid
1/3*base area*perpendicular height
Surface area of a cuboid
2(l*h+h*w+l*w)
Volume of a cuboid
l*w*h
Surface area of a cube
6*a2
Volume of a cube
a3
Volume of a hemisphere
2/3*π*r3
Distance between two points (length of line)
√(x2-x1)2+(y2-y1)2
Gradient
(y2-y1)/(x2-x1)
X-coordinate
x1+x2/2
Y-coordinate
y1+y2/2
Sine rule
a/sin(A) = b/sin(B)
Cosine rule
a2= b2+c2-2bc*cos(x)
Note
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