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hjlf
3 years ago
14

Please solve no links i will mark brailest

Mathematics
1 answer:
Lemur [1.5K]3 years ago
3 0

Answer:

oki! Mizuki here to help! 12 will be your answer!

Step-by-step explanation:

Soo... The ratio of blue to green is 4:3 right?

and there are 21 balloons!

4 + 3 is 7! So we divide 21 by 7 and get 3!

Then we multiply 3 by the number of blue balloons(aka 4) and get 12!

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Please help me 100 points
tino4ka555 [31]

Answer:

x = 74°

Step-by-step explanation:

Same side interior angles are supplementary meaning they must add up to 180°.

x = 180° - 106°

x = 74°

5 0
3 years ago
HELP PLEASE
Maksim231197 [3]

Answer:

0.382

0.4

option (a)

Step-by-step explanation:

Formula to calculate probability

a)

probability = number of times event occur  / total number of trials

Experimental probability of landing on white = 191/500 = 0.382

b)

probability = favourable outcome / total outcome

Theoretical probability of landing on white = 2/5 = 0.4

c)

As more trials are conducted, the experimental probability generally gets closer to the theoretical probability.

6 0
3 years ago
If 3x-6y = 9z, which of the following expressions is equivalent to x^2-4xy+4y^2?
Anton [14]

The first and the difficult thing is you need to tell that

x^2-4xy+4y^2 = ( x - 2y )^2

so from question you know 3x - 6y = x - 2y = 9z

finial : ( x - 2y )^2 = ( 9z )^2=81z^2

so the answer is D . Hope this would help you .

8 0
4 years ago
For my sister! if you could explain that’d be helpful :)
JulijaS [17]

Answer:

Tell us the ?

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Construct a 2x2 matrix whose element are given by i+j​
musickatia [10]

9514 1404 393

Answer:

  see below

Step-by-step explanation:

Assuming i and j refer to the row and column of a given element, that matrix would be ...

  \left[\begin{array}{cc}2&3\\3&4\end{array}\right]

__

Rows are numbered top down, starting with 1. Columns are numbered left-to-right, starting with 1. The upper left element is in row 1, column 1, so has a value here of 1+1 = 2. Each number is one more than the one to its left. Each number is 1 more than the one above it.

5 0
3 years ago
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