3 years ago

What is the area? Please help me I really need it!

Mathematics

1 answer:

Murrr4er [49]3 years ago

6 0

The answer is 30 sq miles

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PLEASE HURRY 50 POINTS Answer Both parts and I will reward Brainliest

vlabodo [156]

We have:

$a_1=-3$

and:

$r=4$

so:

$$\sum\limits_{n=2}^5\,-3\cdot4^{n-1}=\sum\limits_{n=1}^5\,-3\cdot4^{n-1}-a_1=S_5-a_1=\frac{-3-(-3)\cdot 4^5}{1-4}-(-3)=$

$=\dfrac{-3-(-3)\cdot 1024}{-3}+3=\dfrac{-3(1-1024)}{-3}+3=1-1024+3=\boxed{-1020}$

It is a finite sum, so it is convergent.

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3 years ago

A man pays only $60 for an item which originally sells for $100. What percent of the original price does the man pay for the ite

Anni [7]

Answer: 40%. Alternatively, you can think about it this way. The item is 40% off. This means you'll pay 60.000% of the total cost (100% - 40% = 60.000%).

4 0

3 years ago

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Can anyone help me out with this question? It doesn’t have to be a long answer, just a couple sentences. Thanks! ❤️

s2008m [1.1K]

Answer:

Step-by-step explanation:

I think both are the same because you have equations in the formula and what ever you do on one side you do to the other.

6 0

3 years ago

a rectangles perimeter and area have the same numerical value. the width of the rectangle is 9 units . what is the length of the

attashe74 [19]

Answer:

Step-by-step explanation:

let the length of rectangle=l units

width=9

p=2(l+9)

area=9l

9l=2(l+9)

9l=2l+18

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3 years ago

Teaser has 38 point she divides the coins equally among her self and her three brothers how many coins does each person get are

Serhud [2]

Answer:

Each person including Teaser will get 9.5 coins.

Step-by-step explanation:

Teaser has 38 points

There is

-Brother 1

-Brother 2

-Brother 3

-Teaser

38 divided by 4

= 9.5

Therefor each will get 9 1/2 coins.

Please leave a good rating if this helped :)

-Adam

7 0

3 years ago