Answer:

Step-by-step explanation:
Your welcome
Sin+cos=90
49+cos=90
cos=41
here is your answer mate.
in triangle ABC
angle ABC + angleBAC + angleACB = 180 Degrees. (angle sum property of triangle)
90 + 58 + angle ACB = 180 degree.
148 + angle ACB = 180 degree.
angle ACB = 180 - 148
angle ACB = 32 degree
the angle of elevation is 32 degrees
Answer:a
Step-by-step explanation: