You are wrapping a gift in a rectangular box, and you need to know how much wrapping paper to use. You need to know the A
volume of the box.

B
area of the box.

C
perimeter of the top of the box.

D
surface area of the box.

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

What two criteria are needed for triangles to be similar

Which one ? is the answer and how to find this answer