Question

1.
3. In ∆PQR, P = x, ∆Q = x - 40 and ∆R = x + 10. Calculate ∆Q.​

Answer 1

Answer:

nahi pata hai sorry ok maths

Answer 2

Answer:

x+x-40+x+10 = 180

3x -30 = 180

3(x-10) = 180

x-10 = 180/3

x-10 = 60

x = 70

Now,

Q= x -40

= 70-40

Q= 30

R = x +10

=70+10

R= 80

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