Workig on abs do you see them?

How can we find the measure of an exterior angle if we know the measurement of an interior angle

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

If eh = hg and hg=16, find the diameter of k