Answer:
Step-by-step explanation:
Use the Law of Cosines to find the measure of angle A from the lengths of the sides.
A = arccos[(b²+c²-a²)/(2bc)] ≅ 29.9°
B = arccos[(a²+c²-b²)/(2ac)] ≅ 54.8°
C = 180 - A - B = 95.3°
Answer:
3 and 21/22
Step-by-step explanation:
You convert the fractions so they have the same number as the denominator and then subtract them.
U = 3 hours since 3 is the least amount of time it would take underwater. Hope this helped
Answer:
The first one
Step-by-step explanation: