Brandon cuts a board with a length of 61.5 centimeters into 3 equal pieces. What is the best estimate for the length of each piece?
Select the correct choice below.
OA. 5 cm
OB. 15 cm
OC. 20 cm
OD. 2 cm
Click to select your answer.

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

What statement is true? 2x^2-9x+2=-1

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.