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3 years ago

7

What is the exact value of cos 225º cos 75°?

2 answers:

love history [14]3 years ago

5 0

Answer:

$-\frac{\sqrt{3} -1}{4}$

Step-by-step explanation:

julsineya [31]3 years ago

3 0

Answer:

√

6

−

2

4

Step-by-step explanation:

i dont kno the other one

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A building block is in shape of a cube with each side length of 5. what is the volume?

Alexeev081 [22]

5×5×5 = 125..... cubed

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3 years ago

3 = x/12 - 4 what is x

alexgriva [62]

Answer:

x=84

Step-by-step explanation:

Add 4 on both sides

3=x/12-4

7=x/12

Multiply both sides by 12

(12)7=x/12(12)

84=x

Hope this helps! :)

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3 years ago

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Thepotemich [5.8K]

Answer:

Step-by-step explanation:

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3 years ago

What is the area of the parallelogram?

NNADVOKAT [17]

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Step-by-step explanation:

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storchak [24]

-5x - 35 = 0
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3 years ago