Alright, so i have a question that says this:
a regular octagon has sides mesuring about 4 cm. if the octagon is divided into 8 congruent triangles, each has a height of 5 cm. what is the area of the octagon?
i don't know if i divide my answer in half, like so:
5x4=20
do i divide my answer in half now or go on to multiply 20 by 8?

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step-by-step explanatio89

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,