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ladessa [460]
3 years ago
13

Helppp Meeeee plzzzzzzzzzz

Mathematics
2 answers:
wlad13 [49]3 years ago
6 0

Answer:

6.87

Step-by-step explanation:

hope this can help b/c u didnt tell me how much she bought per item

const2013 [10]3 years ago
5 0
The answer is 6.87 good luck
You might be interested in
Convert:<br> 38 inches = feet and inches all together
kirza4 [7]

Answer: 3 ft. and 2 inches

38÷12=3.2

12×3=36

38-36

8 0
3 years ago
Read 2 more answers
Someone help me with the steps please
Vesna [10]

Answer:

Let u=3x^2-3x

Solution: \frac{1}{6} \sqrt{3x^2-3x}+C

Step-by-step explanation:

See attached for step-by-step

8 0
3 years ago
Which expression can be used to find the surface area of the following triangular prism?
Orlov [11]

Answer:

214.

Step-by-step explanation:

To get Surface area take

(cross section area) × 2 +(perimeter of crossection area × length)

the cross section area is a triangle

so area of a triangle =1/2 base times height

1/2×8×2=8

let's get perimeter of cross section

the cross section is still at triangle so let's find its perimeter.

5+5+8=18

18×length of which is 11

18×11=198

and 188 + 16=214. that's the answer

maybe you can get a expression from the work that I've just done cuz I can't see the answers clearly in the picture you have taken.if you don't mind just send the picture back then I'll get the answer.

6 0
3 years ago
All the given quadrilaterals in the picture on the right are squares and #1 ≅ #3, #2 ≅ # 4. find the area of the shaded region,
Anika [276]

Answer:

Step-by-step explanation:

If you have a square of side l, its diagonal would be l\sqrt{2}, and its area l^2

If the big square has a area of 900, this implies that its side is \sqrt{900}, so the two diagonal of squares 2 and 4 added together would be \sqrt{900}, therefore one diagonal wold be \frac{\sqrt{900}}{2}. and its side \frac{\sqrt{900}}{2}\frac{1}{\sqrt{2}}. The area (of one square) is (\frac{\sqrt{900}}{2}\frac{1}{\sqrt{2}})^2=\frac{225}{2}

finally the two areas combined (squares 2 and 4) would be 225

6 0
3 years ago
The population of a city was 572,000 in 2010. In the 2000 census the population was 607,000. What was the rate of decrease of th
kramer

Answer:

6%

Step-by-step explanation:

<em>To solve this you need to subtract 607000 by 572000 to see how many people in the population decreased.</em>

607,000- 572,000= 35,000

Then you put 35,000 over 607,000

also you need x over 100

35000/607,000 x/100

Then do cross product property

35,000*100=3,500,000

607,000* x= 607,000x

3,500,000= 607,000x

Then do 3,500,000 divided by 607,000

You get 5.76%

Round to the nearest percent and get 6%

7 0
3 years ago
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