The box plot below shows the lifespan, in months, of laptop batteries manufactured by four companies: based on the data, which company manufactures batteries having the greatest variation in lifespan? company a company b company c company d

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?

Are the corresponding angles congruent? explain why or why not.

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)