5by 5 square is inscribed in circle. what is the circumference of the circle?
i don't understand this

G(x) 16g(x) = 2 sin(2x - π) + 4. using complete sentences, explain how to find the minimum value for the function.

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee