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qaws [65]
3 years ago
5

7. The school librarian orders 35 new

Mathematics
1 answer:
Lady bird [3.3K]3 years ago
6 0

Answer:

420

Step-by-step explanation:

35x12

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The square abcd has side length 10cm. E is the midpoint of BC. Work out the length of DE. Answer to 1 decimal place.
Levart [38]

-- DEC is a right triangle.

-- DC is one side of the square  =  10 cm
-- EC is half the side of the square = 5 cm
-- DE is the hypotenuse = square root of (5² + 10²)  =  √(125 cm²) .

<em>-- Truncated</em> to one decimal place, that's  11.1 cm. 

<em>-- Rounded</em> to one decimal place, it's 11.2 cm.


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Solution of the equation<br> 3x/5+1 = 4x/15+7
Inessa05 [86]

Answer:

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Step-by-step explanation:

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Try this solution:
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