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xeze [42]
4 years ago
8

solve the word problem. olivia has 21 coins in her drawer. nine of the coins are nickels, and the rest are pennies. what is the

total value of the coins in her drawer?
Mathematics
1 answer:
Arturiano [62]4 years ago
7 0
51 cause 5x9=45 and add two pennies = 51
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Answer:

<h2>The height is 87.5 in</h2>

Step-by-step explanation:

We can solve the height of a square pyramid using the Pythagoras theorem, this is because the slant height the height and the section of the base form a right triangle

the slant height is equivalent to the hypotenuse

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we know that Pythagoras theorem states that "The sum of the squares of the lengths of the legs of a right triangle ('a' and 'b' in the triangle) is equal to the square of the length of the hypotenuse ('c').

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substituting we have

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