Question

7. In the adjoining figure, AB = AC. Find the values of x and y.​

Answer 1

$\bold \red \star \: \large \underline{Answer:-}$

$X= \red{50}. \: \: \: \: \: and \: \: \: \: \: \: \: Y = \red{130}.$

$\rule{200}3$

Answer 2

Answer:

x=50

y=130

Step by step

A=angel BAC. (Veritcally opposite angle)

<ABC=<ACB. ( AB=AC)

BAC+CBA+ACB=180

1. 80+x+x=180
2. 80+2x=180
3. 2x=180–80
4. 2x=100
5. x=100/2

x=50

ABC=x=50

ACB=x=50

y=?

1. x+y=180
2. 50+y=180
3. y=180-50

y=130