Triangle jkl is equilateral. one side of the triangle, jl, is a diameter of circle m. which is true about line segments jk and kl?

both segments are tangent to circle m but are not chords.
one segment is tangent to circle m and one segment is a chord in circle m.
both segments are chords in circle m but are not tangents.
neither segment is a chord nor tangent to circle m.

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25