What is the distance between (5,-1) and (5,-4)

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8