Square root of 135bc^2d^3 x square root of 5b^2d

1 answer:

7 0

Square root of (675 b^3 c^2 d^4 )

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Zanzabum

The law of cosines states that, if $\alpha$ is the angle between sides b and c,

$a^2 = b^2+c^2-2bc\cos(\alpha)$

So, plugging our values, we have

$a^2 = 16+16-2\cdot 4\cdot 4\cdot\cos\left(\dfrac{\pi}{4}\right)$

This is equal to

$a^2 = 32-32\cdot\dfrac{\sqrt{2}}{2} = 32-16\sqrt{2}$

3 0

2 years ago

elena-14-01-66 [18.8K]

16 - 4 [ 3 + 2 / (9 - 7)]
16 - 4 [ 3 + 2 / 2)]
16 - 4 [ 3 + 1 ]
16 - 4 [4]
16 - 16
0 <===

5 0

2 years ago

Sunny_sXe [5.5K]

These 2 lines never touch each other

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3 years ago

lys-0071 [83]

$\frac{1}{1000 \: 000}$

6 0

3 years ago

Agata [3.3K]

Answer:

4. is 6.6

Step-by-step explanation:

I hope this helps

3 0

2 years ago