How many babies? and the work shown.

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 of the following statement about pascal's triangle are true?

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?