Question 5 10 pts Find the area of the region enclosed by the astroid graphed below, given by the parametric equations x = a cost 0, y = a sin' 0. YA a -a 0 a X - a O 3a2 T 32 O 3a2 T 8 O 3a2 T a 2 32 16 O 3a T a 2 8 4Question 6 10 pts Consider the parametric equations x = cost and y = cost for 0