Please help with these questions a b and c pls ty

23, 5, 3

Step-by-step explanation:

Following the order of operations as stated in PEMDAS , then

(a)

5 + 2 × 3² ← evaluate exponent

= 5 + 2 × 9 ← perform multiplication

= 5 + 18 ← perform addition

= 23

---------------------------------------

(b)

← perform calculations on numerator/denominator

= ← perform division

= 5

-------------------------------------------

(c)

← evaluate numerator/denominator using PEMDAS

=

=

= 3

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.