Question

X=asin theta , Y= acos theta then x square + y square
​

Answer 1

Answer:

a²

Step-by-step explanation:

x=asin θ

y=acos θ

x²+y²

=(asin θ)²+(acos θ)²

=a²sin² θ+a²cos² θ

=a²(sin² θ+cos² θ)

=a²×1 (∵sin² θ+cos² θ=1)

=a²

Therefore, the solution for the question is a².