3 years ago

How to tell if vector is unit vector?

1 answer:

7 0

A unit vector is a vector with a magnitude of one and a direction that depends on what is given. A vector specifies both the direction and magnitude different from a scalar quantity which only specifies magnitude not direction. Magnitude refers to the numeric value.

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*MAKE SURE YOU ANSWER CORRECTLY WITH DETAILS, WILL CHOOSE BRAINLIEST * Describe a hemisphere of this picture and explain how it

SVEN [57.7K]

Answer:

Volume of the hemisphere = $\frac{2}{3}\pi r^{3}$

Step-by-step explanation:

It's a picture of a globe and a globe of the Earth is in the shape of a sphere.

We know equator divides the earth into two equal halves and these equal halves are called as "hemisphere".

Therefore, a line joining the two extreme points of the diameter of the Earth divides the Earth into two hemispheres.

If the radius of the Earth is 'r',

Volume of the hemisphere = $\frac{2}{3}\pi r^{3}$

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3 years ago

The graph of which function(s) will contain the point (3, 6)?

alekssr [168]

The first and third one

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3 years ago

Read 2 more answers

Find the area of the composite shape:

Stells [14]

Answer:

5×14×14×4=3,920 cm

Step-by-step explanation:

Multiply all numbers to find the area.

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3 years ago

Thea would like to leave a 15% tip.<br> Her bill was $5.40. How much should<br> she leave?

iogann1982 [59]

Answer:

(5.40/100)*115 = 6.21 - 5.40 = 0.81 cents

Step-by-step explanation:

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3 years ago

Step by step what is 3 (x+2)+5x

lesya692 [45]

Answer:

8x+6

Step-by-step explanation:

To simplify it, the first thing you want to do is distribute the three.

3(x+2) = 3x+6,

So we can then add the 5x to it.

3x+6+5x

Then, Combine Like Terms

8x+6

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3 years ago