1103021406 | math4u.vsb.cz

SubArea:

Level:

Project ID:

1103021406

Source Problem:

Accepted:

1

Clonable:

1

Easy:

1

The isosceles trapezium

A B C D

is in the picture. The measure of the angle

B C D

is

140^{\circ}

. Determine the measure of the angle

D A B

.

40^{\circ}

140^{\circ}

60^{\circ}

70^{\circ}