Home
Class 12
MATHS
In an equilateral triangle, if inradius...

In an equilateral triangle, if inradius is a rational number then which of the following is/are correct ?

A

circumradius is always rational

B

exradii are always rational

C

area is always ir-rational

D

perimeter is always rational

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Promotional Banner

Topper's Solved these Questions

  • SOLUTION OF TRIANGLES

    VK JAISWAL ENGLISH|Exercise Exercise-3 : Comprehension Type Problems|12 Videos

  • SOLUTION OF TRIANGLES

    VK JAISWAL ENGLISH|Exercise Exercise-4 : Matching Type Problems|2 Videos

  • SOLUTION OF TRIANGLES

    VK JAISWAL ENGLISH|Exercise Exercise-5 : Subjective Type Problems|9 Videos

  • SEQUENCE AND SERIES

    VK JAISWAL ENGLISH|Exercise EXERCISE (SUBJECTIVE TYPE PROBLEMS)|21 Videos

  • STRAIGHT LINES

    VK JAISWAL ENGLISH|Exercise Exercise-5 : Subjective Type Problems|10 Videos

Similar Questions

Explore conceptually related problems

If the points z_(1),z_(2),z_(3) are the vertices of an equilateral triangle in the Argand plane, then which one of the following is not correct?

An equilateral triangle if its altitude is 3.2 cm.

Which of the following is a rational number?

Check which of the following numbers is rational .

In an equilateral triangle A B C if A D_|_B C , then

In equilateral triangle , ratio of inradius ,circum radii and exadii is :-

Three particle each of mass m are placed at the corners of equilateral triangle of side l Which of the following is/are correct ?

In an equilateral triangle the ratio of circum-radius and in-radius is

Construct an equilateral triangle of sides 6 cm each.

Construct an equilateral triangle whose side is 5 cm.