Carmen is playing with blocks. She arranges stacks of blocks so that each successive level of blocks how 1 fewer block than the block below it and the top level has 1 block. Such a stack with 3 levels shown is below. Carmen wants to make a such a stack with 12 levels. How many blocks would she use to build this stack?

alright well the answers to your question is

2xy/9 hope this have a nice day : )

step-by-step explanation:

a. 12.5 kg

step-by-step explanation:

f = ma

so

m = f/a = (2500 n)/(200 m/s²) = 12.5 kg

1 n = 1 kg·m/s²

can someone me: the midsegment through the legs of an isosceles triangle is 4 in. find the sides of the triangle if its perimeter is 20 in. ,   and point g is the centroid of the right △abc with hypotenuse ab=18 in. find cg.