JEE Main Maths · Straight Lines

Inradius and Circumradius

Inradius and Circumradius (Straight Lines) was asked 2 times in 2 JEE Main shifts, 2021–2024, out of the 42 shifts Lumi analysed. 1 of the 2 had a numerical answer.

Times asked: 2; in 2 shifts
Years: 2021–2024
Usual format: Numerical value; Calculation
Pattern: Occasional; repeats across shifts

How it is asked

Circumradius area perimeter of coordinate triangle
Circumradius and inradius from sides

Difficulty

Easy 0Medium 2Hard 0

Where it sits

Chapter: Straight Lines. Topic: Properties of Triangles, 4 questions over 3 ideas.

Every time it came

All 2 questions

Newest first, each with its options and official answer.

29 Jan 2024, Shift 1 · Q14Let $\left(5,\frac{a}{4}\right)$ be the circumcenter of a triangle with vertices $A(a,-2)$ , $B(a,6)$ and $C\left(\frac{a}{4},-2\right)$ .…MediumSingle correct
16 Mar 2021, Shift 2 · Q82In $\triangle$ ABC, the lengths of sides AC and AB are 12 cm and 5 cm, respectively. If the area of $\triangle$ ABC is 30 $\mathrm{cm^2}$ …MediumNumerical value