YR 10 Maths Test - Term 2 Assessment Flashcards
What is the formula for Speed?
Distance over Time
What is the formula for Density?
Mass over Volume
What is the formula for average speed?
total distance over total time
What is the formula for Pressure?
Force ÷ Surface Area
What is the unit for force?
N
What is the unit for Surface Area?
cm2 (squared) or m2 (squared)
What is the unit for Pressure?
N/m2 (squared) or Pa
What is the unit for Density?
kg/m 3 or g/cm 3
What is the formula for Arc Length?
The angle/360 degrees x pi x diameter
How do you find the perimeter of a sector?
First you find the arc length then you add the arc length by the rest of the sides.
What is the formula for the surface area of a cylinder?
2 x pi x radius x height + 2 x pi x radius squared
What is the formula for the curved surface area of a cone?
pi x radius x length
What is the formula for the total surface area of a cone?
pi x radius x length + pi x radius squared
What is the formula for the surface area of sphere?
4 x pi x radius squared
What is the formula of a cuboid?
Length x Width x Height