Mary wants to get spray foam insulation in her attic space. Shown here is a diagram of her attic – is the spray foam costs $3.15 per cubic meter, how much will it cost Mary to get her whole attic done?

What is the absolute value of the complex number -4- 2 v14 3.15 14 18

My final challenge question of the day! i have no tests, nothing to do this for, it is simply giving away free points for a you tube video! so 50 free points for answering the most simple question ever! here is the key to getting brainiest for this question. answer in under 50 seconds. you think you can do it. i think you can. here is the question: 1x2= i know! easiest question ever! and yes! if you answer this question, you will be on you so come on and get the free 50 while you can!

How many four digit even numbers can be formed from digits 1,2,3,4,5 if repetition is allowed. how can solve this using permutation formula