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Ludmilka [50]
3 years ago
6

Find the perimeter & area of the rectangle. 2x-3 5(x-2)

Mathematics
1 answer:
shtirl [24]3 years ago
4 0

Step-by-step explanation:

The perimeter of a rectange is :

P = 2(L+B)

L is length and B is breadth

L = 2x-3 and B = 5(x-2)

⇒P = 2(L+B)

P = 2[2x-3+5(x-2)]

P = 2[2x-3+5x-10]

P = 2[7x-13]

The area of a rectangle is :

A = L×B

A=(2x-3)\times 5(x-2)\\\\A=(2x-3)\times(5x-10)\\\\A=10x^2-10x-15x+30\\\\A=10x^2-25x+30

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Wittaler [7]
This is the concept of volume of solid materials. Volume is of a rectangular prism is given by:
volume=length*width*height
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thus;
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8 0
3 years ago
16-3+5=? (order of operations). (show work).
a_sh-v [17]

Answer:

18

Step-by-step explanation:

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Cheers,

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8 0
3 years ago
Read 2 more answers
A kayak rental company charges $25.00 to rent a kayak and $3.50 for each half hour it is used.
pogonyaev

Answer:

Option D (r(t) = 3.50t +25 ; r(8) = 53)

Step-by-step explanation:

The fixed cost to rent the kayak $25. This is the cost which remains fixed irrespective of the usage of the kayak. The variable cost of using the kayak is the cost which depends on the usage of the kayak. It is mentioned that the kayak is used for 4 hours and the company charges $3.5 for every half hour. The cost function is given by:

r(t) = 25 + 3.5t ; there r is the total cost of using the kayak and t is the number of half-hours the kayak is used.

4 hours means that there are 8 half-hours. Therefore, t=8. Put t=8 in r(t).

r(8) = 25 + 3.5*(8) = 25 + 28 = 53.

Therefore, Option D is the correct answer!!!

3 0
3 years ago
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seropon [69]

Answer:

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4 0
2 years ago
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Solnce55 [7]

Answer:

Yes, they do

Step-by-step explanation:

Because

6+8=14>9

6+9=15>8

8+9=17>6

6 0
3 years ago
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