area of ellipse sector

Find the area of the sector AOB. => 3.25 π cm 2 or 3 π cm 2 or 6.75 π cm 2 or 4.5 cm 2..

The ratio of the area of the sector of a circle to the length of its arc is equal to => the diameter or half the diameter or the radius or half the radius..

Find the area of a sector with a radius of 6 in. and a central angle of 160°. => 6π in. 2 or 16π in. 2 or 6 π 5 in. 2 or 19π in. 2..

Area of sector AOB of radius 3 cm is => 9 2 π cm 2 or 3 2 π cm 2 or 3 π cm 2 or None of the above..

The central angle of a sector is 30° and the radius of the circle is 6 cm. Find the area of the sector of the circle. => 3 π 2 square cm or 2 π 3 square cm or 3 π square cm or 6 π square cm..

Find the area of a sector with a diameter of 8 m and a central angle of 90°. => 16π m 2 or 8π m 2 or 4π m 2 or 12π m 2..

O is the center of the circle. The circle is divided into three equal parts and one of them is shaded. If the radius of the circle is 12 ft, then what is the area of the shaded sector? => 46 π ft 2 or 50 π ft 2 or 48 π ft 2 or 49 π ft 2..

Find the central angle of a sector that has a perimeter k and a maximum area. => 1 4 radian or 1 radian or 1 2 radian or 2 radians..

The orbit of a planet is an ellipse with the Sun at the one of the foci.The line joining the planet and the Sun sweeps equal areas in equal intervals of tim..

Johannes Kepler derived three laws, which govern the planetary motion: The orbit of a planet is an ellipse with the Sun at the one of the foci The line joining the planet and the Sun sweeps equal areas in equal intervals of time The cube of the mean distance of a planet..