At a sea port, the depth of water, h meters, at time t hours, during a certain day is given by: h=6.7sin(2π((t-4)/12.4)) -3.1 what is the maximum depth of the water? 9.8m
6.7m
10.7m
3.6m

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

the answer is 11.2 (i know i’m late)

i think it is c hope that