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amm1812
2 years ago
11

If the length of minute hand of a clock is 42m . How much distance minute hand will cover in 15 minutes ?

Mathematics
1 answer:
Reil [10]2 years ago
4 0

Answer: We minutes hand moves for 20minutes ,it makes 120° central angle

Length=x/360×2πr

=120/360×2×22/7×42

On simplyfing

Length=88cm

Step-by-step explanation:

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Can someone please help me with my math homework!!
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3 years ago
Ariane borrows $300 on a 5−year loan. She is charged 5% simple interest per year. How much interest is she charged for 5 years?
AnnyKZ [126]

Answer:

Interest = $75

Total to pay back = $375

Step-by-step explanation:

The total amount she will have to pay back is found by the formula:

= Amount borrowed * (1 + rate * years)

= 300 * ( 1 + 5% * 5)

= $375

The interest is therefore:

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6 0
3 years ago
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4 0
3 years ago
Read 2 more answers
What is 6.564671128 x 10^-7 meters converted into nanometers?
fomenos

Answer:

656.4671128 nanometer

Step-by-step explanation:

1 nano meter = 10 ^-9 meter

Now given 6.564671128 × 10^ -7 meters

so in nano meter ,

\frac{6564671128 times 10^-7}{10^9}

= 656.4671128 × 10^-9 meter

= 656.4671128 nanometer    Answer

3 0
3 years ago
To solve a one-step equation, you must _____<br> the variable.
krek1111 [17]

Answer:

Isolate.

Step-by-step explanation:

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Divide by 3 on both sides to get x by itself.

x = 3.

The answer to this question is isolate.

8 0
2 years ago
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