What is the square root of 1/3 as simplifying radicals?

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?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Which number completes the inequality? 2/3 < _ < 7/9