Question

calculate the lettered angles ​

Answer 1

Step-by-step explanation:

• The exterior angle of a triangle is equal to the sum of the two interior opposite angles

• . Example Calculate the size of the lettered angles, giving reasons for your answers. The exterior angle of a triangle is equal to the sum of the two interior opposite angles. The sum of angles in a triangle is 180°.

Answer 2

Answer:

The exterior angle of a triangle is equal to the sum of the two interior opposite angles. Example Calculate the size of the lettered angles, giving reasons for your answers. The exterior angle of a triangle is equal to the sum of the two interior opposite angles. The sum of angles in a triangle is 180°.