Math, asked by kanekikenkaneki94, 10 months ago

a sector i cut from a circle of radious 21 cm. the angle of the sector is 150 degre. find the length of its arc and area

Answers

Answered by bhavyasrinivas444888

1

Answer:

Step-by-step explanation:

Attachments:

Answered by Vijaynikhare

1

Answer:

length of Arc=55cm

area of sector=577.5cm²

Step-by-step explanation:

r=21cm

theta =150

length of Arc =theta/360×2 Pi r

=150/360×2×22/7×21

=330/6

=55cm

area of sector =theta /360×pir²

=150/360×22/7×21×21

=3465/6

=577.5cm²

Previous Question

Next Question

Similar questions

Social Sciences, 5 months ago

1. The seeds of a new consciousness were sown in the second half of the ____ century. 2. In `1866, Dadabhai Naoroji organized the East India Associations in ______. 3. Swadeshi Movement starded in India around _______. 4. Textile Industry of India received a great ________ from Swadeshi movements. 5. The two factions of the Congress united again in 1916 through the ________ pact.

Economy, 5 months ago

How can I suggest reducing the poverty in Nepal?

English, 5 months ago

54732 people visited a fair. of these 17,547 were male's and the remaining were femails find the numbers of females w ho visited the fair.

Science, 10 months ago

please solve this ............. ...

Accountancy, 10 months ago

A provision can be specific reserve or general. Do you agree? Give reasons...

Math, 1 year ago

The thickness of a hollow metalic cylinder is 2cm.It is 35cm long and its inner radius is 12cm.Find the volume of metal required to make the cylinder, assuming it is open ,at either end.

Computer Science, 1 year ago

A file type other than a webpage, for example: a PDF, a Microsoft Word document, or a PNG file.

Math, 1 year ago

GOOD EVENING !!!!!! I need some help...... how can we prove that $tri. \: abc = \: \frac{1}{4} \times tri. \: pqr$ Its given that P, Q, R are the midpoints of the sides AB, BC, AC respectively... ( forget about the coordinates)...