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lukranit [14]
3 years ago
5

Señora Cruz will use four triangles on the door decor. How many square centimeters of paper will Señora Cruz use to create the t

riangles?
Triangle has bases as 3.7 and height as 6.8

Square has length as 7.5 and width as 3.9
Mathematics
1 answer:
mafiozo [28]3 years ago
4 0

Answer:

  50.32 cm²

Step-by-step explanation:

The area of a triangle can be computed using the formula ...

  A = 1/2bh

For a triangle with base 3.7 cm and height 6.8 cm, the area is ...

  A = 1/2(3.7 cm)(6.8 cm) = 12.58 cm²

__

For four (4) triangles, Señora Cruz will need 4 times this area:

  4 × (12.58 cm²) = 50.32 cm²

Señora Cruz will need 50.32 cm² of paper to create her door decor.

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Katarina [22]
There rate is 1.67 or 1.66 repeated a day
6 0
3 years ago
3 multiply by 2x - 5 = 27.
jeka94

Answer:

x=2.7

Step-by-step explanation:

27 divided by 5 = 5.4 and 5.4 divided by 2 = 2.7

8 0
4 years ago
7 times a number is 3 thousand 5 hundered what is the number
babymother [125]
The number is 500. 500×7=3,500.
6 0
3 years ago
Read 2 more answers
The ratio between the radii of two spheres is 9:2 What is the ratio of their volumes?
Mariana [72]
There are several important information's already given in the question. Based on those given information's the answer can be easily deduced. 

Ratio of the radii of two spheres = 9 : 2
then
Ratio of the volume of the two spheres = 9^3 : 2^3
                                                               = 729 : 8
I hope that this is the answer that you were looking for and the answer has actually come to your desired help.
4 0
3 years ago
an open box is to be made from a two-foot by three-foot rectangular piece of metal by cutting equal squares from the corners and
tensa zangetsu [6.8K]

The volume for the largest box will be 1.056 foot³. This can find out by application of differentiation.

What is AOD?

AOD is nothing but application of differentiation. It implies scopes where we can use differentiation to make our calculations easy.

Here, given

Length and breadth = 2,3 foot

Let us consider length of side of square = x

So, after cutting squares left sides of rectangular sheet = 2-2x , 3-2x

So, volume = (2-2x)*(3-2x)*x

                v = 4x³ - 10x² + 6x

To find largest volume , \frac{dv}{dx} = 0

                 \frac{dv}{dx} = 12x² - 20x + 6

                12x² - 20x + 6 = 0

                x = 0.4 , 1.3

But, for 1.3 volume will be negative i.e. not possible.

So, volume = 2.2*1.2*0.4

                   = 1.056 foot³

Learn more about differentiation from given link:

brainly.com/question/954654

#SPJ4        

5 0
1 year ago
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