If ∠W and ∠V are supplementary angles, ∠2 and ∠3 are complementary angles, and m∠3 = 56°, find m∠1

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.

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm