9514 1404 393
Answer:
145
Step-by-step explanation:
In this geometry, the central angle (x°) and the external angle (35°) are supplementary.
x° = 180° -35°
x = 145
Answer:λ= v X f
v= λ X f
f= λ X v
v= λ / f
84<1/4h
The answer is A. 204.7