It is believed that 3/4 of our dreams involve people that we know
a. write an expression to describe the number of dreams that feature people you know if you have d dreams.

Step-by-step explanation:

It is believed that 3/4 of our dreams involve people that we know,

Let there be d dreams.

So, when there are d dreams, the expression to describe the number of dreams that feature people you know is :

In decimal form, it is 0.75d.

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.