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barxatty [35]
3 years ago
8

What is the length of the hypotenuse in the right triangle shown below? 45° 45 6

Mathematics
2 answers:
IrinaVladis [17]3 years ago
8 0

Answer:

option A

Step-by-step explanation:

let the hypotenuse be x

take 45 degree as reference angle and use cos rule

cos 45 = adjacent/hypotenuse

1/\sqrt{2 = 6/x

do cross multiplication

6*\sqrt{2 = x *1

6\sqrt{2} = x

Drupady [299]3 years ago
6 0

Answer:

Answer is a

Step-by-step explanation:

Thats what i got

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&lt; ADF measures 2x degrees and &lt; FDC measures x + 12 degrees. What is the measure
gtnhenbr [62]

Answer:

<h2>Angle ADF is equal to 52° and angle FDC is equal to 38°.</h2>

Step-by-step explanation:

In the image attaches, you can observe that angles ADF and FDC are complementary angles, because they sum 90°.

\angle ADF + \angle FDC = 90\°

And we know that

\angle ADF=2x\\\angle FDC = x+12

Replacing these expressions, we have

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Then, we replace this value in each expression to find both angles measures.

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2 years ago
Twice jacks age plus five is 21. Write and solve an equation. How old is jack
Vera_Pavlovna [14]

Answer:

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This is the equation from Twice jacks age plus five is 21

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8 0
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