A group of students formed a circle during a game. The circumference of the circle was about 56.52 feet, and the diameter of the circle was 18 feet.
Which expression best represents the value of ?
A.
56.52
18
B.
18
56.52
56.52
56.52
D.

Secant be and cf intersect at point d inside a what is the measure of cde

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.

I’m really confused and need to learn this