Formulas Flashcards
(16 cards)
1
Q
What is the area of a trapezium?
A
Area = a+b/2h
2
Q
What is the quadratic formula?
A
x = [-b ± √(b^2 - 4ac)]/2a
3
Q
What is the area of a rectangle?
A
Area = L x W
4
Q
What is the area of a triangle?
A
Area 1/2bh
5
Q
What is the area of a parallelogram?
A
Area = b x h
6
Q
What is the area of a Circle?
A
πr^2
7
Q
What is the Circumference of a Circle?
A
2πr or πd
8
Q
Volume of a cuboid?
A
v=lwh
9
Q
Volume of a Sphere?
A
V=4/3πr^3
10
Q
Surface Area of a Sphere?
A
4πr^2
11
Q
Volume of a Cone?
A
1/3πr^2h
12
Q
Curved Surface Area of a Cone?
A
πrl
13
Q
Sine Rule?
A
a/SinA / b/SinB / c/SinC
14
Q
Cosine rule?
A
a^2=b^2+c^2-2bcCosA
15
Q
Area of any Triangle?
A
1/2abSinC
16
Q
Hypotenuse?
A
a^2+b^2=c^2
