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nadya68 [22]
2 years ago
10

Please help me the formula A=1/2 X bX h

Mathematics
1 answer:
grin007 [14]2 years ago
4 0

Answer:

−4 cot ( −45 )

Step-by-step explanation:

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Its proportion <br><br> please help ASAP <br><br> im offering 90 points
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<h3>Answer 1a :- </h3>

Here we can solve this question using<em> </em><em>Unitary</em><em> </em><em>Method</em><em> </em><em>.</em> As ;

→ In 17hrs the boat travels 452km

→ In 1hr the boat will travel 452km/17

→ In 9hrs the boat will travel 452/17km * 9 = 239.29km

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<h3>Answer 1b:-</h3>

→ A car can travel 156km on 13L gasoline .

→ It will travel 1km on 13/156L of gasoline .

→ It will travel 480km on 13/156*480L = 40L of gasoline .

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<h3>Answer 2a :-</h3>

→ A boat can go 180 miles on 60L gasoline.

→ It will go 1mile in 60/180L of gasoline.

→ It will go 306 miles in 60/180*306L = 102L of gasoline .

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<h3>Answer 2b :-</h3>

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6 0
2 years ago
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y = 3/2x - 7

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when put together, the equation is y = 3/2x - 7.

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