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valentinak56 [21]
3 years ago
13

Please help! This was due yesterday :(

Mathematics
1 answer:
Julli [10]3 years ago
6 0

Answer mon

 

Step-by-step explanation:

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Threeangles of a quadrilateral are equal and its fourth angel is 120° . Find all the angels
lilavasa [31]

Answer:

80°

Step-by-step explanation:

Three angles are equal

Let the equal angle be x

3x+120=360

3x=240

x=240/3

=80

Hence the three angles are 80∘


6 0
3 years ago
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Solve by using factorizing method:4x²-36x+81=0​
boyakko [2]

Answer:

  • x = 4.5

Step-by-step explanation:

  • 4x² - 36x + 81 = 0​
  • (2x)² - 2*2x*9 + 9² = 0           Identity  a² - 2ab + b² = (a - b)²
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8 0
3 years ago
Find the simple interest for $3200 invested at 7% for 2 years.
Artemon [7]

Answer:

$448

Step-by-step explanation:

First, converting R percent to r a decimal

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then, solving our equation

I = 3200 × 0.07 × 2 = 448

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USE THE EQUATION Interest= Principal x rate x time

3 0
3 years ago
Help me please!!!!!
g100num [7]

It would be answer choice A (10^5) because there are 5 10s in the problem
7 0
3 years ago
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What is the volume of the rectangular prism
maria [59]

Answer:

\frac{23}{3} cubic units

Step-by-step explanation:

To find the volume, we can multiply the base by the height.  \frac{4}{3} * \frac{23}{4} is \frac{92}{12}, or \frac{23}{3}.  So the volume is \frac{23}{3} cubic units.

6 0
3 years ago
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