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Roman55 [17]
3 years ago
12

Help please!

Mathematics
2 answers:
alexdok [17]3 years ago
6 0

Answer:

The answer is 20 meters squared

base area = side^2 = 2^2 = 4 m^2

base perimeter = (2 x 4) = 8 m

lateral surface = (base perimeter x slant height)/2 = (8 x 4)/2 = 16 m^2

surface area = (base area + lateral surface) = (4 + 16)= 20m^2

Doss [256]3 years ago
4 0

Answer:

20m^2

Step-by-step explanation:

base area = side^2 = 2^2 = 4 m^2

base perimeter = 2 x 4 = 8 m

lateral surface = (base perimeter x slant height)/2 = (8 x 4)/2 = 16 m^2

surface area = base area + lateral surface = 4 + 16= 20m^2

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3 years ago
A regular triangular pyramid has all of edges of length 36. What is the angle between any two faces of this pyramid?
GrogVix [38]

Answer:

The angle between any two faces of this pyramid is equal to 60\°

Step-by-step explanation:

we know that

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4 0
4 years ago
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jeyben [28]

Answer:   2^x + 4

==================================================

Explanation:

We simply add the expressions we are given, though we cannot combine the terms (as they aren't like terms). There's not much to show in terms of steps, though I guess you could have the following:

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Answer: 20

Step-by-step explanation:

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