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Juli2301 [7.4K]
3 years ago
6

Each side of a equilateral triangle measures 9cm. Find the height, h, of the triangle. ...Please show work :] thanks

Mathematics
1 answer:
zaharov [31]3 years ago
7 0
Break it up into 2 triangles. base is 4.5, hypotenuse is 9
4.5^2+b^2=8120.25+b^2=81b^2=60.75
h=7.794228634059948
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Angelica had 8 more pairs of shoes than her mom. Together they have 30 pairs of shoes. How many pair of shoes does each one have
MAVERICK [17]

Answer:

The answer to your question is Angelica 19, her mom = 11

Step-by-step explanation:

Data

Angelica has 8 more than her mother

total number of shoes = 30 pairs

The Number of pairs Angelica has = a = ?

The Number of pairs her mother has = m = ?

Process

1.- Write two equation that help to solve this problem

        a = m + 8                    Equation l

        a + m = 30                  Equation ll

2.- Solve the system of equations by substitution

Substitute equation l in equation ll

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-Solve for m

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        2m = 30 - 8

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          m = 22/2

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3.- Find a

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4.- Conclusion

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5 0
3 years ago
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Step-by-step explanation:

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6 0
2 years ago
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