If < a and < b are vertical angles, and < a = 12x + 6 degrees, and < b = 20x -10 degrees, find x.

What kind of bond pays interest which is exempt from tax?

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?

What is a possible solutions of the x> 3?