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You are on the right track! Master all the formulae in these units and you'll be well-equipped
to score a solid 80 out of 80 in Mathematics! Keep it up!
🔢 Unit VI: MENSURATION
📂Unit VI: MENSURATION
1
Area of Sector
Area = (θ/360) × πr²
Description: Where θ is the angle of the sector.
2
Length of Arc
Length = (θ/360) × 2πr
Description: Where θ is the angle subtended by the arc.
3
Area of Segment
Area of Sector - Area of Triangle
Description: Formula to find the area of a minor segment.
1
Volume of Cylinder
V = πr²h
Description: Volume formula for a right circular cylinder
2
Surface Area of Sphere
SA = 4πr²
Description: Total surface area of a sphere
3
Volume of Cone
V = 1/3 πr²h
Description: Volume of a right circular cone