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Naddika [18.5K]
2 years ago
8

Please help!!!

Mathematics
1 answer:
mylen [45]2 years ago
8 0

Answer:

1 : 80

Step-by-step explanation:

So you want to check Length of model : Length of real boat

50 cm : 40 m

But since the units don't match, make 40 m into 4000 cm

50 cm : 4000 cm

Divide both sides by 50 and you get

1 : 80

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Can someone help me with this please?
Pepsi [2]

The 5x5 square  grid has 6 , 2 x 2 subgrids and the least value of n for which you can be certain that it will have a 2 x 2 subgrid of grey squares is 12.

<h3>What is a Square ?</h3>

A square is a polygon with four sides and all the sides are equal and parallel and all the angle value is 90 degree.

(a) The 5x5 square  grid has 6 , 2 x 2 subgrids.

(b) the least value of n for which you can be certain that it will have a 2 x 2 subgrid of grey squares is 12

as it can be understood from the figure 2 that only the last square doesn't have a pair and the rest all does

more than that will be extra but 12 will be enough to make all the grey squares of 2 x 2 subgrid .

To know more about Square

brainly.com/question/14198272

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4 0
1 year ago
A local pizzeria sold 65 pizzas yesterday. Suppose the actual number of pizzas sold today was 60. Describe
Rudik [331]
We need to find the difference first. 65 - 60 = 5. Now we must find what percent 5 is of 65. It is 7,7%. The number decreased, and so it is a 7,7% decrease.
7 0
3 years ago
Find the slope.<br> Find the slope
creativ13 [48]

Answer:

m=-2

Step-by-step explanation:

The two given points are: (-3, -2) and (-2, -4)

The equation for slope is m=\frac{y_2-y_1}{x_2-x_1}

m=\frac{(-4)-(-2)}{(-2)-(-3)}

m=-2/1

m=-2

6 0
2 years ago
Write an equation for each sentence 13 times the sum of a number and 5<br> is 91<br> I
Volgvan

Answer:13( n + 5) = 91

Step-by-step explanation: solve the parenthesis first and then multiply that by 13

7 0
3 years ago
Lines C and d are perpendicular. If the slope of line c is -4, what is the slope of line d?
CaHeK987 [17]
The slope of line D is also -4 because the lines are perpendicular.
6 0
2 years ago
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