Which of the following equations is the equation of a suitable line of best fit for the data given below {(45,18), (62,13), (72,11), (55,15), (38,21), (26,31), (92,9), (64,13), (29,28), (33,25), (49,17)} a. y=3x+35 b. y=-10x+35 c. y=-3/10x-35 d. y=-3/10x+35

Sketch one cycle if the cosine function y=2cos2theta

Acircle has a circumference of 7.850 units. what is its radius?

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle. what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle. what is the measure of angle a? enter your answer in the box. m∠a= 3.)quadrilateral abcd is inscribed in this circle. what is the measure of angle b? enter your answer in the box. m∠b= °4.)quadrilateral abcd is inscribed in this circle. what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle. what is the measure of angle c? enter your answer in the box.°