Can anyone help me out with proofs ? If B is midpoint of AC and D is the midpoint of CE prove BD is parallel AE.

30 pts, will mark brainliestwhat is the period of the sinusoidal function? (picture 1)what is the minimum of the sinusoidal function? (picture2)what is the maximum of the sinusoidal function? (picture 3)

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

You're on a residential construction team doing roofing. the pitch of a roof is 13 rise over run. find the rise if the horizontal run of the roof is 15 feet 34 inches.