In 2018, there were about 32 million teenagers (aged 13-17) in the United States. They each sent an average of 1200 text messages per month. About how many text messages did all of the
teenagers in the United States send each month? Express your answer using scientific notation.

its 8

step-by-step explanation:

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168

6(h+1)/2=a

a=area

step-by-step explanation:

its the same thing as a square or rectangle but after multiplying two sides you need to divide it by two.