Math, asked by piyush9693246375, 6 months ago

in A ABC. LB = 90° and BC = BA Find [BCA.

Answers

Answered by kumarishalni

0

Answer:

BCA=45

Step-by-step explanation:

because BC=BA,

sum of all sides of ∆ is 180

If B=90,then

A+B+C=180

A+90+C=180

A+C=180-90=90

2LA=90. ( BC=BA)

LA=90/2

LA=45

BCA=45

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