Help immediately plz.
An empty lot is being converted into a park with a playground area. The shape of the playground area is shown. This area will be covered with recycled rubber band chips.

Installing the rubber chips costs $52.50 per square yard. How much will it cost to install the rubber chips

518,400

step-by-step explanation:

the area is multiplying all the given measurements together.

40 * 18 * 30 * 24 = 518,400

1,589.63 in.^3

step-by-step explanation:

i hope this you : d

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for

126 maybe. sorry