Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 10 Answered

<div>Prove that each angle of an equilateral triangle is 60 ?</div>
Asked by nisha_vini29 | 13 Jul, 2017, 10:19: AM
Expert Answer
begin mathsize 16px style Given colon space
increment ABC space is space equilateral.
To space Prove colon space
angle straight A equals angle straight B equals angle straight C equals 60 degree
Proof colon
increment ABC space is space equilateral.
rightwards double arrow AB equals BC equals AC
Consider comma
AB equals BC
rightwards double arrow angle straight A equals angle straight C............. left parenthesis Angle space opposite space of space equal space sides right parenthesis.... left parenthesis straight i right parenthesis
Also comma
BC equals AC
rightwards double arrow angle straight A equals angle straight B..... left parenthesis ii right parenthesis
From space left parenthesis straight i right parenthesis space and space left parenthesis ii right parenthesis
angle straight A equals angle straight B equals angle straight C equals straight x space left parenthesis say right parenthesis
angle straight A plus angle straight B plus angle straight C equals 180 degree
3 straight x equals 180 degree
straight x equals 60 degree
angle straight A equals angle straight B equals angle straight C equals straight x equals 60 degree


end style
Answered by Sneha shidid | 13 Jul, 2017, 10:49: AM

Concept Videos

ICSE 10 - Maths
Asked by suneelmsc | 27 Apr, 2020, 12:21: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
Asked by Kanwaranita10 | 24 Dec, 2019, 06:44: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
Asked by asingh292002 | 06 Mar, 2019, 03:05: PM
ANSWERED BY EXPERT

Start your hassle free Education Franchisee and grow your business!

Know more
×