Flag Analytical Geometry> Area of triangle formed by the tangent at...
question mark

Area of triangle formed by the tangent at the point (a,b) to the circle x2+y2=r2 and the coordinate axis is?

sid , 8 Years ago
Grade 11
anser 1 Answers
Nishant Vora

Last Activity: 8 Years ago

Eqn of tangent will be given by T=0
ax+by=r2

hence the x intercept is r2/a
and y intercept is r2/b

so area of triangle is ½ r2 /a * r2/b = r^4 / 2ab

Thanks

Provide a better Answer & Earn Cool Goodies

star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free