Prove that the least perimeter of an isosceles triangle in which a circle of radius ' \( r \) ' ...

Channel:
PW Solutions
Subscribers:
443,000
Published on ● Video Link: https://www.youtube.com/watch?v=sZhIOYuVgow


Duration: 15:43
198 views
5

Prove that the least perimeter of an isosceles triangle in which a circle of radius ' \( r \) ' can be inscribed is \( 6 r \sqrt{3} \).
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-10-26What should be the minimum wind speed for the satisfactory working of a wind-powered electric gen...
2022-10-26Fill in the following blanks with suitable words: (a) The lines of.............round a straight c...
2022-10-26Taking \( \sin x \) as \( \sin x, 1 \) integrate by parts. Use this to find \( \int x \cos x d x \)
2022-10-26Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days?
2022-10-26Evaluate the following integrals : \[ \int\left(1-x^{2}\right) \sin 2 x d x \]
2022-10-26What is a source of energy ? What are the two main categories of the sources of energy ?
2022-10-26Fvaluate the following integrals : \[ \int \cos 2 x \log \sin x d x \]
2022-10-26(a) What is meant by "electric power"? Write the formula for electric power in terms of potential...
2022-10-26The electrical resistivities of four materials P, Q, R and S are given below : [6.84 × 10^-8...
2022-10-26The figure given below shows the magnetic field between two magnets : (i) Copy the diagram and la...
2022-10-26Prove that the least perimeter of an isosceles triangle in which a circle of radius ' \( r \) ' ...
2022-10-26(a) The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and ma...
2022-10-26Evaluate the following integrals : \[ \int x \cos ^{2} x d x \]
2022-10-26The figure given below shows three resistors : Their combined resistance is : (a) 1 5/7Ω (b) 14 Ω...
2022-10-26Find the absolute maximum and minimum values of the function \( f \) given by : \[ f(x)=\cos ^{2...
2022-10-26The figure below shows a variable resistor in a dimmer switch. How would you turn the switch to m...
2022-10-26What is the resistance between A and B in the figure given below ?
2022-10-26Compute the following integrals : \[ \int \frac{d x}{\sqrt{x+2}-\sqrt{x+3}} \]
2022-10-26(e) With the help of a diagram, derive the formula for the resaltant nesistance of three resistor...
2022-10-26Given the sum of the perimeters of a square and a circle, show that the sum of their areas is le...
2022-10-26Prove that the area of right-angled triangle of given hypotenuse is maximum when the triangle is...


Tags:
pw