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sineoko [7]
2 years ago
9

Figure ABCD Is a kite. Find x

Mathematics
1 answer:
vichka [17]2 years ago
5 0

Answer:

  x = 8

Step-by-step explanation:

Diagonals of a kite cross at right angles. That gives us a relation that can be solved for x.

<h3>Setup</h3>

The measure shown is equal to the angle measure of 90°.

  14x -22 = 90

<h3>Solution</h3>

We can solve this 2-step linear equation in the usual way.

  14x = 112 . . . . . . step 1, add the opposite of the constant to get x alone

  x = 112/14 = 8 . . . step 2, divide by the coefficient of x

The value of x is 8.

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Use the Side-Splitting Theorem to find the value of x.
spin [16.1K]
<h2>The required "option D. 9.6" is correct.</h2>

Step-by-step explanation:

In given figure,

AD = x, DB = 12, BE = 8 and EC = 10

To find, the value of x = ?

Use the Side-Splitting Theorem,

We know that,

\dfrac{AD}{DB} =\dfrac{BE}{EC}

⇒ \dfrac{x}{12} =\dfrac{8}{10}

⇒ x =\dfrac{8 \times 12}{10}

⇒ x = \dfrac{96}{10}

⇒ x = 9.6

∴ The value of x = 9.6

Thus, the required "option D. 9.6" is correct.

4 0
3 years ago
What is 2x+3y=17 if y=-3
laila [671]

Answer:

x = 13

Step-by-step explanation:

ur welcome

6 0
3 years ago
Read 2 more answers
Explain the answer please
valentina_108 [34]
The area of a square is the square of the length of its side. Here, we're told that the side of each square is equal to the radius (r) of the circle. Then the area of each square is
.. Asquare = r^2
There are 3 of them, so their total area is
.. Aall_squares = 3*r^2

The area of a circle is given by the formula
.. Acircle = π*r^2 . . . . . where r represents the radius of the circle

Fernie wants to compare the area of the 3 squares to that of the circle. We know that the value of π is about 3.1416, a little more than 3, so we have
.. Aall_squares = 3*r^2
.. Acircle ≈ 3.1416*r^2

We notice that 3.1416 is more than 3, so the area of the circle is greater than the area of Fernie's 3 squares.


___
It is not clear to me that Fernie's drawing will explain the formula A = π*r^2, unless it can somehow be used to show that the parts of each square that are outside the circle add up to an amount that is slightly less than the uncovered part of the circle.
8 0
4 years ago
Help needed please im stuck
defon

Answer:

  a) b^3

  b) x^3

Step-by-step explanation:

It can be helpful to think of the exponent as specifying the number of times the base is a factor in the product. Of course, common factors in the numerator and denominator cancel.

<h3>a)</h3>

  \dfrac{b^7}{b^4}=\dfrac{b\cdot b\cdot b\cdot b\cdot b\cdot b\cdot b}{b\cdot b\cdot b\cdot b}=b\cdot b\cdot b=b^{7-4}=\boxed{b^3}

__

<h3>b)</h3>

  \dfrac{x\cdot x^5}{x^2\cdot x}=\dfrac{x\cdot x\cdot x\cdot x\cdot x\cdot x}{x\cdot x\cdot x}=x\cdot x\cdot x=x^{6-3}=\boxed{x^3}

4 0
2 years ago
Bruce flipped a penny 5 times. It landed on heads 2 times and tails 3 times. If he flips the coin a 6th time, what statement is
babunello [35]

Answer:

B

Step-by-step explanation:

I would say B because they're only 2 options head and tails.

✩brainliest appreciated ✩

3 0
3 years ago
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