What is the answer for 76.4 x 3.6?

Find the total area for the regular pyramid ( follow the answer set up in the picture)

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check