AP EAMCET · Maths · Properties of Triangles
In \(\triangle A B C, b c-r_2 r_3=\)
- A \(r r_1\)
- B \(r_2\)
- C \(r_1\)
- D \(a r_1\)
Answer & Solution
Correct Answer
(A) \(r r_1\)
Step-by-step Solution
Detailed explanation
\(\because r r_1+r_2 r_3=\frac{\Delta}{s} \times \frac{\Delta}{s-a}+\frac{\Delta}{s-b} \times \frac{\Delta}{s-c}\)…
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Maths
- The solution of the differential equation \(x y^2 d y-\left(x^3+y^3\right) d x=0\) isAP EAMCET 2008 Medium
- \(\int \frac{1-\cos x}{\cos x(1+\cos x)} d x=\)AP EAMCET 2023 Medium
- If \(y=\cos ^{-1}\left(\frac{a^2-x^2}{a^2+x^2}\right)+\sin ^{-1}\left(\frac{2 a x}{a^2+x^2}\right)\), then \(\frac{d y}{d x}\) is equal toAP EAMCET 2010 Hard
- The coordinates of the point \(P\) on the curve \(x=a(\theta+\sin \theta), y=a(1-\cos \theta)\), where the tangent is inclined at an angle \(\frac{\pi}{4}\) to \(x\)-axis, areAP EAMCET 2012 Easy
- The number of 5-digited number which are not divisible by 5 and which consists of different odd digits isAP EAMCET 2002 Medium
- The co-ordinates of the focus of the parabola \((x+3)^2=2(y-5)\) isAP EAMCET 2020 Easy
More PYQs from AP EAMCET
- A light container having a diatomic gas enclosed within is moving with velocity \(v\). Mass of the gas is \(M\) and number of moles is \(n\). The kinetic energy of gas w.r.t. ground isAP EAMCET 2020 Medium
- \(\int \frac{2 t+1}{t^2+t+1} d t=\)AP EAMCET 2020 Easy
- The differential equation of the family of all straight lines passing through the origin isAP EAMCET 2020 Easy
- If and , where , then is equal toAP EAMCET 2021 Medium
- Consider a \(p-n\) junction as a capacitor, formed with \(p\) and \(n\)-materials acting as thin metal electrodes and depletion layer width acting as separation between them. Basing on this, assume that a \(n-p-n\) transistor is working as an amplifier in CE configuration. If \(C_1\) and \(C_2\) are the base-emitter and collector-emitter junction capacitances, then :AP EAMCET 2006 Medium
- In the \(\mathrm{x}\)-ray reflection \((\mathrm{n}=1)\), the distance between two parallel planes of \(\mathrm{NaCl}\) is \(280 \mathrm{pm}\) and diffraction angle is \(5.2^{\circ}\). What is the wavelength of it's light radiation (Sin \(\left.5.2^{\circ}=0.09\right)\)AP EAMCET 2023 Medium