Question

please solve this question

Answer 1

Hi ,

Let ( x1 , y1 ) = A( 10cosA , 0 ) ;

( x2 , y2 ) = B ( 0 , 10sinA )

Distance = √( x2 - x1 )² + ( y2 - y1 )²

= √ ( 0 - 10cosA )² + ( 10sinA - 0 )²

= √ 10²cos²A + 10²sin²A

= √ 10² ( cos²A + sin² A )
= √ 10²

= 10

I hope this helps you.

:)

Answer 2

this may help a 10th standard