Y=3x-1 i need help now right now.

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?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle