Aparallelogram has a length of 15 cm and a height of 20 . it is divided into two congruent triangles what is the area of the triangle

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?