3 years ago

How many edges does a decagonal pyramid have

1 answer:

3 0

In geometry, the decagonal prism is the eighth in the infinite set of prisms, formed by ten square side faces and two regular decagon caps. With twelve faces, it is one of many nonregular dodecahedra. The decagonal prism has 12 faces, 30 edges, and 20 vertices.

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Madison reads 24 pages of her book each day. She has read for 9 days & is exactly halfway through reading her book. What is

joja [24]

Answer:

432 pages.

Step-by-step explanation:

We know Madison reads 24pgs/ per day. She reads for nine days, so she reads 24*9 pages, or 216.

We know also that this is halfway through her book, so 2*216= the whole book, so the book has 432 pages

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2 years ago

Read 2 more answers

The exchange rate at the post office is £1 = €1.17. How many euros do I get for £280?

lidiya [134]

Answer:

327.21 euros.

Step-by-step explanation:

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2 years ago

lesya692 [45]

Answer:

x = 1.2

Step-by-step explanation:

AD/AB = DE/BC (Similarity Theorem)

AD = 6 + 4 = 10

AB = 6

DE = 2

BC = x

Plug in the values

10/6 = 2/x

Cross multiply

10*x = 2*6

10x = 12

Divide both sides by 10

x = 12/10

x = 1.2

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2 years ago

Mary's dog needs medication she told the veterinarian that the dog weighs 30 pounds the medicine is measured as 16 mg for each k

shtirl [24]

Answer:

30 pounds is 13.6078 kilograms.

13 x 16 = 208.

Mary's dog should be given 208 mg of medicine.

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2 years ago

Find the midpoint of the segment joining X(6,5) and Y(9,2). I'm lost geomerty

olasank [31]

Answer:

Is there a graph?

Step-by-step explanation:

3 0

2 years ago