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goldenfox [79]
4 years ago
12

The sixth grade art students are making a mosaic using tiles in the shape of right triangles. Each tile has leg measures of 3 ce

ntimeters and 5 centimeters. If there are 200 tiles in the mosaic, what is the area of the mosaic?
Mathematics
1 answer:
-Dominant- [34]4 years ago
3 0
So you find are length times width so 3 times 5 equals 15 usally you then divide by 2 but a trick I use is take how many ever you have and divide by 2 so 200 divide 2 equal 100 so 15 times 100 that's you anwser
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When 2 less than 3 lots of a number is doubled the result is 5
Marysya12 [62]
The equation is 2(3x-2)=5
8 0
3 years ago
Read 2 more answers
0.44 the value of the digit in the hundreds place is how many times as much as the value of the digit in the tens place
QveST [7]
Given number = 0.44
Find how many times the value of the hundredths place digit to the value of the tenths place digit.
=> Since this is a decimal number, I believe, the value you mean is tenths and hundredths, not tens and hundreds.
Now, how many times is the value of each digit differs from each other:
The answer is 10 times
=> 4 hundredths x 10 = 4 tenths
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8 0
4 years ago
Solve the proportional equation 2/3 = x/15
dimulka [17.4K]
  2            x
 -----  =  ------
  3           15

cross multiply
(3)(x) = (15)(2)
3x = 30
x = 30/3
x = 10

so 2/3 = 10/15.......notice how these are equivalent fractions....that is because proportions are nothing but equivalent fractions
5 0
3 years ago
I don’t know how to do it
Alenkinab [10]

Answer:

u take 12 x 10=120+12=132 so the

answer is 132

4 0
3 years ago
How to solve this problem
Eddi Din [679]

Answer:

Solving the radical \pm\sqrt{-81}  we get \mathbf{\pm9 \ i}

Step-by-step explanation:

We need to express the radical \pm\sqrt{-81} using the imaginary unit i

Prime factors of 81 are: 3x3x3x3

and \sqrt{-1}=i

Solving:

\pm\sqrt{-81}\\=\pm\sqrt{81}\sqrt{-1}\\=\pm\sqrt{3\times3\times3\times3}i\\ =\pm\sqrt{3^2\times3^2}i\\=\pm3\times3\ i\\=\pm9 \ i

So, Solving the radical \pm\sqrt{-81}  we get \mathbf{\pm9 \ i}

8 0
3 years ago
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