From a point 80 feet from the base of a tower, the angle of elevation to the top
of the tower is 48°. How tall is the
tower?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?