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nadezda [96]
3 years ago
12

I need help it's geometry

Mathematics
2 answers:
ycow [4]3 years ago
6 0

Answer:

\frac{5\sqrt{2} }{2 }

Step-by-step explanation:

x=y

45-45-90 equation is x-x- x square root of 2

nekit [7.7K]3 years ago
3 0

Step-by-step explanation:

\sin(45)  =  \frac{x}{5}  \\   \frac{1}{ \sqrt{2} } =  \frac{x}{5}    \\ x =  \frac{5}{ \sqrt{2} }  = 3.535

\sin(45)  =  \frac{y}{5}  \\ y =  \frac{5}{ \sqrt{2} }  = 3.535

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A quantity a varies inversely as a quantity b, if, when b changes a changes in the inverse ratio. What happens to the quantity a
Julli [10]

Answer:

quantity a is halfed

Corrected question;

A quantity a varies inversely as a quantity b, if, when b changes a changes in the inverse ratio. What happens to the quantity a if the quantity b doubles?

Step-by-step explanation:

Analysing the question;

A quantity a varies inversely as a quantity b,

a ∝ 1/b

a = k/b ......1

when b changes a changes in the inverse ratio;

Since the change at the same ratio but inversely, k = 1

So, equation 1 becomes;

a = 1/b

If the quantity b doubles,

ab = 1

a1b1 = a2b2

When b doubles, b2 = 2b1

a1b1 = a2(2b1)

Making a2 the subject of formula;

a2 = a1b1/(2b1)

a2 = a1/2

Therefore, when b doubles, a will be divided by 2, that means a is halfed.

3 0
3 years ago
All the members of a construction crew work at the same pace. Six of them working together are able to pour foundation in 22 hou
beks73 [17]

Answer:

All the members of a construction crew work at the same pace. Four of them working together are able to pour concrete foundations in 32 hours.

Step-by-step explanation:

8 0
3 years ago
Solve.
jenyasd209 [6]

Answer:

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Step-by-step explanation:

(you do the exact same you'd do in an equation problem. Get x by itself)

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3< -x < 5x+9

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Answer:

38

Step-by-step explanation:

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