A person noted that the angle of elevation to the top of a tree was 65 degrees at a distance of 11 feet from the tree. Using the
diagram approximate the height of the tree.
5.128 feet
26.005 feet
12.14 feet
23.590 feet
5.128 feet
26.005 feet
12.14 feet
23.590 feet
2 answers:
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Given:
AD is an angle bisector in triangle ABC. .
To find:
The value of .
Solution:
AD is an angle bisector in triangle ABC.
According to the angle sum property, the sum of all interior angles of a triangle is 180 degrees.
Using angle sum property in triangle CAD, we get
Therefore, the angle of angle ADC is .