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just olya [345]
2 years ago
13

A rectangular floor tile is shown it dimensions are given to the nearest 0.1 metres the tile is only able to sustain maximum pre

ssure of 200 newtons per square metre correct to the nearest 5N/m² given that pressure=Force
area
Work out the maximum force in newtons that can safely be applied to the tile
Mathematics
1 answer:
egoroff_w [7]2 years ago
4 0

Answer:

736 N

Step-by-step explanation:

The dimensions of the rectangular tile are:

Length = 2.3m

Width = 1.6m

The pressure exerted on a surface is given by the formula

p=\frac{F}{A}

where

p is the pressure

F is the force exerted

A is the area on which the force is exerted

In this problem, we have:

p=200 N/m^2 is the maximum pressure that the tile is able to sustain

A is the area of the tile, which can be calculated as the product between length and width, so:

A=L\cdot w =(2.3)(1.6)=3.68 m^2

Re-arranging the formula for F, we can find the maximum force that can be safely applied to the tile:

F=pA=(200)(3.68)=736 N

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Andru [333]
This is annoying


the perimiter is 34 units
the width is 6.5 units


ok.
perimiter=2(Length+Width)
P=2(L+W)
solve for L
distribute
P=2L+2W
minus 2W
P-2W=2L
divide by 2
\frac{P-2W}{2}=L

given that P=34 units and W=6.5 units
\frac{34-2(6.5)}{2}=L


the equation would be L=\frac{P-2W}{2} or L=\frac{P}{2}-W

3 0
2 years ago
Read 2 more answers
Elaine is in London for one day only. She only has time to see two shows of the three shows she likes. The shows are Hamilton, A
denis-greek [22]

Answer:

\frac 13

Step-by-step explanation:

All three shows she likes are Hamilton, Aladdin, and Thriller.

But she can watch only two shows among the three shown.

The possible combination of the shows she can watch are

(Hamilton and Aladdin), (Aladdin and Thriller) and (Hamilton and Thriller).

So, the total number of possible events (available options)= 3.

As we have to determine the probability of watching Aladdin and Thriller, so here Aladdin and Thriller is the favorable event.

So, the number of favorable event=1

Now,

\text{Probability}=\frac{\text{Total number of possible events}}{\text{Total number of favorable events}}

=\frac{1}{3}

Hence, the probability that she sees Aladdin and Thriller is \frac 1 3.

5 0
2 years ago
Edgar ran eee meters per second, and Mathieu ran mmm meters per second. The boys ran for ttt seconds.
Oksana_A [137]

Answer:

The expression showing how many more meters Mathieu ran than Edgar ran during that time is  t(m-e).

Step-by-step explanation:

Edgar ran 'e' meters per second, and Mathieu ran 'm' meters per second. The boys ran for 't' seconds.

The expression t(m-e) describes how many more meters Mathieu ran than Edgar ran during that time.

We can also use the expression tm-te represent the same quantity.

We know that,

\text{Distance} =\text{Speed}\times \text{Time}

Distance covered by Edgar = te

Distance covered by Mathieu = tm

Difference in distance d= tm - te=t(m-e)

The expression showing how many more meters Mathieu ran than Edgar ran during that time is  t(m-e).

7 0
1 year ago
Read 2 more answers
Which equation represents the line shown on the graph?
Mama L [17]

Hello there,

To find out the equation you use the slope intercept form...

y = mx + b

M is the slope and b is where the line crosses the y-axis...

Now to find the slope you count the distance from two points so...

The distance from (0,2) to (1,5) is 3 units up and 1 unit over.

So the correct answer should be...

y = 3x + 2


Answer: w = 3z + 2


Hope I helped!!

-Char

8 0
2 years ago
Jacque needs to buy some pizzas for a party at her office. She's ordering from a restaurant that charges a \$7.50$7.50dollar sig
BigorU [14]

Answer:

Step-by-step explanation:

Delivery fee = $7.50

Price per pizza = $14

Planned amount = $60

7.50 + 14p < 60

Subtract 7.50 from both sides

14p < 60 - 7.50

14p < 52.50

Divide both sides by 14

p < 52.50 / 14

p < 3.75

Each pizza is cut into 8 slices

Total slices she can afford = 3.75 × 8

= 30 slices

5 0
1 year ago
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