plz answer these questions
Attachments:
sivaprasath:
r = x+5 bro/sis
r=x+5,.
Answers
Answered by
1
We know that,
Area of circle = pi r^2
=> pi × r^2 = pi x^2 + 10 pi x + 25 pi
=> pi × r^2 = pi ( x^2 + 10x + 25)
=> r^2 = x^2 + 10x + 25
=> r^2 = x^2 + 5x + 5x + 25
=> r^2 = x ( x+5) +5 (x+5)
=> r^2 = (x+5)(x+5)
=> r = x + 5
Radius of circle = x + 5
Area of circle = pi r^2
=> pi × r^2 = pi x^2 + 10 pi x + 25 pi
=> pi × r^2 = pi ( x^2 + 10x + 25)
=> r^2 = x^2 + 10x + 25
=> r^2 = x^2 + 5x + 5x + 25
=> r^2 = x ( x+5) +5 (x+5)
=> r^2 = (x+5)(x+5)
=> r = x + 5
Radius of circle = x + 5
thanks
Answered by
2
Hi,
Please see the attached file!
Thanks
Please see the attached file!
Thanks
Attachments:
Similar questions