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Rudiy27
4 years ago
9

t="\sqrt{91 - 40\sqrt{3} }" align="absmiddle" class="latex-formula">
Mathematics
1 answer:
lianna [129]4 years ago
3 0

Answer:

5\sqrt{3} - 4

Step-by-step explanation:

\sqrt{(4-5\sqrt{3}  )^{2} }

5\sqrt{3}  - 4

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C= π\2 what is area i'm confused
Svetlanka [38]
C=2πr=π/2
2πr=π/2
4πr=π
r=π/4π=1/4

A=πr^2=(1/4)^2*π=1/16*π
8 0
4 years ago
A family reunion will include a picnic. Hamburger buns come in packages of 8 and the hamburger patties come in packages of 20. H
IrinaVladis [17]

Answer:

28

Step-by-step explanation:

20+8= 28

5 0
3 years ago
If you had 6 million dollar and you divided that by 1 billion what would you get. Then once you find that multiply your answer b
MA_775_DIABLO [31]

Answer: You get 0.06 which is 6 cents in terms of money.

Step-by-step explanation:

6 millions could be written as 6,000,000 and 1  billion could also be written as  1,000,000,000   so using this set up a fraction to divide it.

\frac{6000000}{1,000,000,000} = 0.006  

0.006 * 10 = 0.06  

5 0
4 years ago
How would you describe your understanding of congruence and similarity?
sladkih [1.3K]

Answer: Congruence essentially means that two figures or objects are of the same shape and size. Similarity means that two figures or objects are of the same shape, though usually not of the same size.

6 0
3 years ago
The gradient of the curve
AleksAgata [21]

Answer:

<u>Coordinate</u><u> </u><u>of</u><u> </u><u>P</u><u> </u><u>is</u><u> </u><u>(</u><u>-</u><u>2</u><u>,</u><u> </u><u>-</u><u>3</u><u>)</u>

Step-by-step explanation:

Gradient is the derivative of the curve:

y = {3x}^{2} + 11x + 7 \\  \\  \frac{dy}{dx}  = 6x + 11

but dy/dx is -1 :

6x + 11 =  -  1 \\ 6x =  - 12 \\ x =  - 2

substitute for x :

y = 3( - 2) {}^{2}  + 11( - 2) + 7 \\ y =   - 3

3 0
3 years ago
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