Find the perimeter and total area of the composite shape shown below. All measurements are given in inches. Use x = 3.14 in any formulas used.

Which formula gives the area of a triangle? a=1/2(b+h)

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Change negative exponents to positive. then solve. round to four decimal places