Home
Class 12
MATHS
Find the radius of the circle escribed t...

Find the radius of the circle escribed to the triangle ABC (Shown in the figure below) on the side BC if `angleNAB=30^(@), angleBAC=30^(@), AB=AC=5`.

A

`((10sqrt(2)+5sqrt(3)-5)(2-sqrt(3)))/(2sqrt(2))`

B

`((10sqrt(2)+5sqrt(3)+5))/(2sqrt(2))(2-sqrt(3))`

C

`((10sqrt(2)+5sqrt(3)-5))/(2sqrt(2))(2+sqrt(3))`

D

`((10sqrt(2)+5sqrt(2)+1))/(2sqrt(3))(sqrt(3)-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SOLUTION OF TRIANGLES

    VK JAISWAL|Exercise Exercise-2 : One or More than One Answer is/are Correct|15 Videos

  • SOLUTION OF TRIANGLES

    VK JAISWAL|Exercise Exercise-3 : Comprehension Type Problems|16 Videos

  • SEQUENCE AND SERIES

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

  • STRAIGHT LINES

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

Similar Questions

Explore conceptually related problems

In the figure , AC =12 cm , angle ABC =90 ^@ , angle BAC=30^@ , then find AB and BC.

If the mid points of the sides AB and AC of a triangle ABC are (3,5),(-3,-3) then the length of the side BC is

The radius of the circle touching two sides AB and AC of a triangle ABC and having its center on BC is equal to………………..

Let ABC be an isosceles triangle with base BC whose length is 'a'.If ' ' is the radius of the circle inscribed in the Delta ABC and r_(1) be theradius of the circle escribed opposite to the angle A,then the product rr_(1) can be equal to

D is a point on side BC of triangle ABC such that AD = AC (see figure). Show that AB gt AD .

ABC is a triangle where BC = 2AB, angleC = 30^(@) and angleA = 90^(@) . The magnitude of the side AC is:

In a triangle ABC the angle A is twice the angle C, the side BC is 2 cm longer than the side AB, and AC=5 cm. Find AB and BC.