UrbanPro

Take Class 9 Tuition from the Best Tutors

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

Search in

A right triangle ABC with sides 5 cm, 12 cm and 13 cm is revolved about the side 12 cm.
Find the volume of the solid so obtained.

Asked by Last Modified  

3 Answers

Learn Exercise 13.7

Follow 2
Answer

Please enter your answer

Maths Teacher for classes 6th to 10th with 6 years experience and having my own YouTube Channel for clearing doubts

A right triangle ABC with sides 5 cm, 12 cm and 13 cm is revolved about the side 12 cm - this suggests that the solid so formed is a right circular cone with slant height (l) = 13 cm, height (h) = 12 cm and radius of base (r) = 5 cm. Volume of cone ∴ Volume of the right circular cone = 314...
read more

A right triangle ABC with sides 5 cm, 12 cm and 13 cm is revolved about the side 12 cm - this suggests that the solid so formed is a right circular cone with slant height (l) = 13 cm, height (h) = 12 cm and radius of base (r) = 5 cm.

Volume of cone 

 

∴ Volume of the right circular cone = 314 cm³

read less
Comments

POSTGRADUATE INTERNATIONAL ONLINE MATH TUTOR WITH 27 YEARS EXPERIENCE

This rotation will generate a cone of vertical height 12cm and base radius 5cm. The volume of such a cone is 1/3 of pi r square times h. Hence the answer is 314 sq.cm
Comments

Experienced Maths Teacher

V = (pi*r*r*h)/3 = (3.14*5*5*12)/3 = 3.14*100 =314 cu.cm
Comments

View 1 more Answers

Related Questions

The height of a cone is 15 cm. If its volume is 1570 cm 3 , find the radius of the base.
(Use π = 3.14)
given h = 15 cm volume of cone = 1570 to find- radius (r) formula- volume of cone = 1570 = 3.14 * * 15 /3 1570 *3 = 3.14 * 15 * = 1570 * 3 / 3.14 *...
Vikas
0 0
5

Find the volume of the right circular cone with
(i) radius 6 cm, height 7 cm
(ii) radius 3.5 cm, height 12 cm

(i) Radius (r) of cone = 6 cm Height (h) of cone = 7 cm Volume of cone Therefore, the volume of the cone is 264 cm3. (ii) Radius (r) of cone = 3.5 cm Height (h) of cone = 12 cm Volume of cone Therefore, the volume of the cone is 154 cm3.
D Goutham
0 0
6
The volume of a right circular cone is 9856 cm3 . If the diameter of the base is 28 cm,
find
(i) height of the cone
(ii) slant height of the cone
(iii) curved surface area of the cone
(i) Radius of cone = Let the height of the cone be h. Volume of cone = 9856 cm3 h = 48 cm Therefore, the height of the cone is 48 cm. (ii) Slant height (l) of cone Therefore, the slant height of the...
User
0 0
5

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Recommended Articles

E-learning is not just about delivering lessons online. It has a much broader scope that goes beyond manual paper or PowerPoint Presentations. To understand the reach of E-learning and how the whole process works in developing the Educational system, we will discuss a few points here. Let us find out how this new learning...

Read full article >

Learning for every child starts from a very young age. While the formal methods include school curriculums and private lessons, the informal methods include dancing, music, drawing, and various fun-filling activities. Playing games and practising these types of activities helps the children get out of boredom and...

Read full article >

With the mushrooming of international and private schools, it may seem that the education system of India is healthy. In reality, only 29% of children are sent to the private schools, while the remaining head for government or state funded education. So, to check the reality of Indian education system it is better to look...

Read full article >

Quality education does not only help children to get a successful career and life, but it also hugely contributes to society. The formal education of every child starts from school. Although there are numerous schools, parents find it challenging to choose the right one that would fit their child. It is difficult for them...

Read full article >

Looking for Class 9 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Class 9 Tuition Classes?

The best tutors for Class 9 Tuition Classes are on UrbanPro

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

Take Class 9 Tuition with the Best Tutors

The best Tutors for Class 9 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