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3 years ago

What is the answer to this ?

Mathematics

1 answer:

Alekssandra [29.7K]3 years ago

3 0

Answer: 13

Step-by-step explanation:

Pythagoras's theorem:

A^2 + B^2 = C^2

12^2 + 5^2 = x^2

144 + 25 = x^2

169 = x^2

13 = x

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Brainliest please help! :C

Nikitich [7]

Answer: 21

Step-by-step explanation:

$N-\left(2\cdot \:7\right)=7$

$\mathrm{Remove\:parentheses}:\quad \left(a\right)=a$

$N-2\cdot \:7=7$

$\mathrm{Multiply\:the\:numbers:}\:2\cdot \:7=14$

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$\mathrm{Add\:}14\mathrm{\:to\:both\:sides}$

$N-14+14=7+14$

$\mathrm{Simplify}$

$N=21$

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3 years ago

Mrs. Adenan sold 63 bracelets at one craft fair and 36 bracelets at a second craft fair total number of bracelets she sold?

swat32

She sold 99 bracelets

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Simplify the following expression: (6.8 × 10^3) ×(4.54 × 10^6)

swat32

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3 years ago

Which one is greater

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They are actually the same.....Hope this helped you!!

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