wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Question 4
In ΔABC, if BC =AB and B=80 then A is equal to
(A) 80
(B) 40
(C) 50
(D) 100

Open in App
Solution

Given ΔABC such that BC = AB = and B=80
InΔABCAB=BCC=A
[angles opposite to equal sides are equal]
We know that the sum of all the anlges of a trianlge is 180

A+B+C=180A+80+A=1802A=1802A=18080=100A=1002A=50

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
Join BYJU'S Learning Program
CrossIcon