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Tcecarenko [31]

3 years ago

15

The difference between the two square roots of a whole number is about 5.3 what is the number

1 answer:

Verizon [17]3 years ago

4 0

Answer:

7

Step-by-step explanation:

sqrt x - (- sqrt x) = 5.3

2 sqrt x = 5.3

Squaring both sides

4x = 5.3^2 = 28.09

x = 7.013

The number is 7

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find the sum of the interior angles of the following polygons.1)Pentagon. 2)hexagon. 3)heptagon. 4)octagon.

sergejj [24]

Answer:

Sum of interior angles of polygon = (n-2)*180

1) Pentagon:

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2)Hexagon:

(6-2)*180= 720

3) Heptagon:

(7-2)*180= 900

4) Octagon:

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3 years ago

Hana buys a new dress for $40. how much does she pay if there is a 7% tax

Rzqust [24]

Answer:

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Step-by-step explanation:

We can set up an equation to solve this as such

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3 years ago

2 (5p - 4) = 3p -7 need this very soon

MakcuM [25]

Answer:

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Step-by-step explanation:

2 (5p-4)=3p-7

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BartSMP [9]

Answer:

$93 per hour ?

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3 years ago

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natita [175]

Answer:

3/4 divided by 2 1/2 is 0.3

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3 years ago