English
Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 9

The arch of a bridge has dimensions as shown, where the arch measure 2m at its highest point and its width is 6m. What is the radius of the circle that contains the arch? - Mathematics

Advertisements
Advertisements

Question

The arch of a bridge has dimensions as shown, where the arch measure 2m at its highest point and its width is 6m. What is the radius of the circle that contains the arch?

Sum
Advertisements

Solution

AD = `6/2`

= 3 m

In the right ΔADC,

AC2 = AD2 + DC2

= 32 + 22

= 9 + 4

= 13

AC = `sqrt(13)`

= 3.6 m

radius = 3.6 m

shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Geometry - Exercise 4.4 [Page 173]

APPEARS IN

Samacheer Kalvi Mathematics [English] Class 9 TN Board
Chapter 4 Geometry
Exercise 4.4 | Q 6 | Page 173
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×