56.7 because it is on the hundredths place.
Check the picture below.
let's notice that the red triangle is a 30-60-90 triangle, and the green one is a 45-45-90 triangle.
Answer:
(D) .
Step-by-step explanation:
The diagram is attached below:
Theorem: An exterior angle of a triangle is equal to the sum of the opposite interior angles.
The exterior angle is the angle formed by the third side and a straight line which forms a supplementary angle with the third interior angle.
In the diagram:
are opposite interior angles.
The third angle is
The angle which forms a supplementary angle with is .
Therefore, the exterior angle of triangle ABF is .
11 per day. also what happened to some of the words?