Area of a triangle is a=1/2bh find a when b =8m and h=5m

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

What is the difference between the predicted value and the actual value