Math, asked by ratnakarner001, 6 months ago

Exercise 12
Find the length of an are of a circle which sub-
tends an angle of 102 at the centre, if the
radius of the circle is 15 cm

Answers

Answered by SachinKhetarpal

0

Step-by-step explanation:

length of arc = radius * angle (in radians)

radius = 15cm

angle (in degrees) = 102

angle (in radians) = 102*pi/180

= 17pi/30

length = 15*17*pi/30

= 17pi/2 cm

Answer

Attachments:

Previous Question

Next Question

Similar questions

Physics, 2 months ago

48. The magnetic field at the centre of a circular coil of radius r and carrying a current I is B. What is the magnetic field at a distance x = 13r from the centre, on the axis of the coil? A. B B. B/2 C. 8B D. B/8 49. The height of Niagra falls is 50 m. If J = 4.2 J/cal, the difference in temperature of water at top level and at the bottom level of fall will be: A. 0.117°C B. 0.49°C C. 0.82°C D...

Chemistry, 2 months ago

give the empirical formula of the following. a) c6 H12 o6 b) c6 H6 c)ch3 cooH d) c6 H6 cl6...

Physics, 2 months ago

The induced voltage across a coil with 200 turns that is located in a magnetic field changing at a rate of 8 Wb/sec is 40 Volt 1600 Volt 25 Volt 3200 Volt...

Political Science, 6 months ago

1. You read that one of the main functions of the judiciary is 'upholding the law and Enforcing Fundamental Rights. Why do you think an independent judiciary is necessary to carry out this important function?

Science, 6 months ago

Carpal in plants is (a) male reproductive organ (b) female reproductive organ (c) both (a) and (b) (d ) none of these...

Math, 10 months ago

1. एक व्यापारी के पास तीन प्रकार के तेलतीन मात्राओं कूमशः 435 लीटर, 493लीटर और 551 लीटर में हैं। भरने केलिए एक ही माप के कम-से-कम कितने| बर्तन चाहिए?

Science, 10 months ago

Chances of soil erosion are greater in open fields than a forested area give reason...

English, 10 months ago

Read the notes given below and fill in the blanks. write the answers in your answer sheet. BLOOD Donation Camp •Our school organised a blood donation camp last week •a team of doctors from the red Cross society to collect blood •all donors from the school •some parents also did so •the principal - the first donors followed by teachers •junior students not allowed - disappointed...