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viktelen [127]
4 years ago
8

What is the square root of -64

Mathematics
2 answers:
dolphi86 [110]4 years ago
5 0
The square root is 8 

34kurt4 years ago
5 0
√{-64}=j√(64)=j*8=8j #
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If you blow air into a cup of water, does the water level change?
lisabon 2012 [21]
Since you are blowing warm air, the air molecules are moving fast so it makes the water expand. By the way that's what happens to a thermometer and I think this is a science question :)

This might be right
7 0
3 years ago
Help me please
torisob [31]

Answer:

26 ft

Step-by-step explanation:

7 0
4 years ago
Read 2 more answers
One side of a kite is 5 cm less than 2 times the length of another. If the perimeter is 14 cm, find the length of each side of t
Phoenix [80]
<h3>Answer:</h3>

D) 4 cm, 3 cm

<h3>Step-by-step explanation:</h3>

Let x represent the length of "another" side. Then "one side" can be represented by (2x -5 cm).

The perimeter of the kite is the sum of two sides of each length:

... P = 14 cm = 2(x) + 2(2x -5 cm)

Dividing by 2 and collecting terms, we have ...

... 7 cm = 3x -5 cm

... 12 cm = 3x

... 4 cm = x . . . . the length of "another" side

... 2(4 cm) -5 cm = 3 cm . . . . the length of "one side"

The two different side lengths are 4 cm and 3 cm.

7 0
3 years ago
-7(6m+ 2) = -308 showing work
stiv31 [10]
<h3>\sf\purple{m\:=\:7} ✅</h3><h3><u>Step</u>-<u>by</u>-<u>step</u> <u>explanation</u>:</h3>

- 7(6m + 2) =  - 308 \\  ➪ \:   - 42m - 14 =  - 308 \\  ➪   \: - 42m \:   = - 308 + 14 \\  ➪ \:  m =   \frac{ - 294}{ - 42}  \\  ➪  \: m \:  =  7

<h3><u>To </u><u>verify</u>:-</h3>

- 7(6 \times 7 + 2) =  - 308 \\ ➵ - \:  7(42 + 2) = -  308 \\ ➵ \:  - 7 \times 44 =  - 308  \\ ➵ \:  - 308 =  - 308

➵ L. H. S. = R. H. S.

Hence verified. ✔

\circ \: \: { \underline{ \boxed{ \sf{ \color{green}{Happy\:learning.}}}}}∘

7 0
3 years ago
What is the formula for finding the area of a regular polygon with perimeter P and apothem length a? A. A = 1/2(Pa) B. a = PA C.
brilliants [131]

Answer:

Answer:

A=\frac{1}{2}PaA=

2

1

Pa

Step-by-step explanation:

Let

P------> the perimeter of a regular polygon

a-----> the apothen

A-----> the area of a regular polygon

we know that

The formula to calculate the area of a regular polygon is equal to

A=\frac{1}{2}PaA=

2

1

Pa

7 0
3 years ago
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