2 years ago

NEED HELP ASAP!!!

Mathematics

1 answer:

irakobra [83]2 years ago

6 0

Answer:

7.5

Step-by-step explanation:

A squared + B squared = C squared

7.2 squared + 2.1 squared = C squared

=7.5

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3/4 + 5/4 with explanation and steps....

zhenek [66]

Answer:

step 1

3/4+5/4

step 2

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step 3

3+5/4

step 4

7/4

answer is 7/4

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2 years ago

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nadya68 [22]

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2 years ago

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Nezavi [6.7K]

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2 years ago

Two planes are the same altitude. From the airport , one plane is 50 km away in the direction of N°60 E and another is 80 km awa

djverab [1.8K]

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Answer:

78.5 km

Step-by-step explanation:

Measured at the airport, the angle between the two planes is ...

180° -60° -50° = 70°

The law of cosines tells us the distance between the planes is ...

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The planes are about 78.5 km apart.

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2 years ago

Use a benchmark to find an equivalent percent for each fraction. 9/10 and 2/5. Please help! :o will mark brainliest if can!

denpristay [2]

Answer

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Explanation

9÷10=0.9 0.9x100=90%

2÷5=0.4 0.4x100=40%

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3 years ago