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avanturin [10]
3 years ago
12

A blue whale has a length of 28578 mm. What is the length of a blue whale in km? Show work.

Mathematics
1 answer:
vitfil [10]3 years ago
7 0

move the decimal to the left 6 times and you'll get .028578

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I have no idea how to do this the grades are closing summer breaks coming up im running out of points too I need both of these a
Iteru [2.4K]

Answer: I replaced pi with 3.14 in my calculator just so you know.

Cylinder: 251.2, Cone 1: 83.7, Cone 2: 251.2, Sphere: 62.8, 25 times

Step-by-step explanation:

<em>Cylinder:</em>

Cylinder equation: volume = π · r2 · h

High 8, radius is 5-

π · 5 · 2 · 8 = 251.2

<em>Cone 1:</em>

Cone equation: volume = (1/3) · π · r2 · h

High 8, radius is 5

(1/3) · π · 5 · 2 · 8 = 83.7

<em>Cone 2:</em>

Cone equation: volume = (1/3) · π · r2 · h

High 24, radius is 5

(1/3) · π · 5 · 2 · 24 = 251.2

<em>Sphere:</em>

Sphere equation: volume = (4/3) · π · r3

Radius is 5

(4/3) · π · 5 · 3 = 62.8

<em>Amount times:</em>

62.8/83.7 = 0.75....

0.75 = 75%

100-75 = 25

I think it is 25, not 100% sure.

By the way im not 100% sure with my answers! But if this is right and you found this helpful that is all that counts!

7 0
1 year ago
Read 2 more answers
Find the volume of the prism.​
Tomtit [17]

Answer:

4.375cm

Step-by-step explanation:

You have to look at what volume equals Volume= l×w×h so 3/2 × 5/4 × 7/3

5 0
3 years ago
How would I do this?
Veseljchak [2.6K]

we know that the shaded side is 90 degrees and we are given 28 degrees

So we add 90+28 and we get 118

Since a triangle has 180 degrees, we subtract 180-118 to fins the missing angle measure

180-118=62

x=62

Your equation is 180=90+28+x

8 0
3 years ago
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Kevin is making a picture frame. He has a piece of trim that is 5 feet long.
Mnenie [13.5K]

Answer:

4 and 4 inches left

Step-by-step explanation:

5 0
3 years ago
Point E is the midpoint of AB and point F is the midpoint
GREYUIT [131]

The options are;

1) AB is bisected by CD

2) CD is bisected by AB

3) AE = 1/2 AB

4) EF = 1/2 ED

5) FD= EB

6) CE + EF = FD

Answer:

Options 1, 3 & 6 are correct

Step-by-step explanation:

We are told that Point E is the midpoint of AB. Thus, any line that passes through point E will bisect AB into two equal parts.

The only line passing through point E is line CD.

Thus, we can say that line AB is bisected by pine CD. - - - (1)

Also, since E is midpoint of Line AB, it means that;

AE = EB

Thus, AE = EB = ½AB - - - (2)

Also, we are told that F is the mid-point of CD.

Thus;

CF = FD

Point E lies between C and F.

Thus;

CE + EF = CF

Since CF =FD

Thus;

CE + EF = FD - - - (3)

5 0
3 years ago
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