In the fэgure and are diameters and . Find .

1. In the fэgure

Find .

1. In the fэgure and are diameters and . Find .

1. In the fэgure . Find .

1. In the fэgure and are chords. and Find .

1. In the fэgure is the diameter and . Find .

1. In the fэgure and Find .

1. In the fэgure and tangent to the circle at the points B and C respectively. If then find .

1. In the fэgure

Find .

1. In the fэgure is the diameter and . Find .

1. In the fэgure

Find .

1. In the fэgure is an isosceles triangle. and

Find. .

1. In the fэgure

Find .

1. In the fэgure and . Find .

1. In the fэgure

Find .

1. In the fэgure and

Find .

1. In the fэgure is the diameter and , and . Find .

1. In the fэgure and

and .

Find .

1. In the fэgure tangent to the circle at the point D. If and then find .

ANSWERS: 1- , 2- , 3- , 4- , 5- , 6- , 7- , 8- , 9- , 10- , 11- , 12- , 13- , 14- , 15- , 16- , 17- , 18- .

Дата добавления: 2015-11-04