UrbanPro
true

Take Tuition from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

maths_class_9th_notes

Mohit Kalra
18/08/2020 0 0

FORMULAE

Cylinder

Curved surface area of cylinder  =  2Πrh

Total surface area of cylinder  =  2Πr(h + r)

Volume of cylinder  =  Πr2h

Cone

Curved surface area of cone  =  Πrl

Total surface area of cone  =  2Πr(l + r)

Volume of cone  =  Πr2h / 3

Sphere

Surface area of sphere  =  4Πr2

Volume of sphere  =  4Πr3 / 3

Cube

Surface area of cube  =  4a2

Total surface area of cube  =  6a2

Volume of hemisphere  =  a3

Cuboid

Surface area of cuboid  =  2(hw + lh)

Total surface area of cuboid  =  2(lw + hw + lh)

Volume of cuboid  =  l x w x h

0 Dislike
Follow 1

Please Enter a comment

Submit

Other Lessons for You

IIT Questions For Chemical Bonding
Q1. Draw the geometry of H2O molecule. Q2. Why methyl alcohol is soluble in water while CH3Cl is not soluble in water? Q3. Name a mono-atomic gas which has valency zero. Q4. How many s & p bonds...

Matters in Our Surroundings
The process in which gaseous state directly changes to solid without changes to liquid. Ans: Deposition. Evaporation is a _______phenomenon. Ans: Surface phenomenon. The process in which liquid changes...

WHICH LAW OF THERMODYNAMICS GIVES THE CONCEPT OF ENTROPHY?
Ans: Second law of thermodynamics. First law thermodynamics doesn't give the direction of the process. This limitation solves the introduction in the concept of entropy in the second law of thermodynamics....

Write short notes on froth flotation?
The finely powdered ore is added to water in a tank containing pine oil. The mixture is agitated by blowing a blast of air. The ore particle preferentially wetted by oil come to the surface with froth...

Looking for Tuition ?

Learn from Best Tutors on UrbanPro.

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Tuition Classes?

The best tutors for Tuition Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Take Tuition with the Best Tutors

The best Tutors for Tuition Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more