Find the measure of an exterior angle of a regular Decagon.

a. 36 degrees
b. 144 degrees
c. 360 degrees
d. 40 degrees

Maria heard on the radio that the high temperature that day would be to determine the temperature in degrees celsius, she used the formula , where c is the temperature in degrees celsius and f is the temperature in degrees fahrenheit.

Astore has 20% off sale of pants. whith this discount , the pricw of one pair of pants before tax is $15.20. what was the original price of the pants?

May someone me with these science questions