Use the net to find the surface area of the regular pyramid.
mm2
1 answer:
Answer:

Step-by-step explanation:
The surface area of the regular pyramid is equal to the sum of the base and lateral areas:

Where the base area is equal to:

In which
and
are the base perimeter and slant, respectively.
And the lateral area is:

Where
is the side slant.
By substituting and simplifying the expression, the formula of the surface area for a regular pyramid is found:


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Answer:
x = -62.5
Step-by-step explanation:
y = kx
-4 = k(25)
k = -4/25
y = (-4/25)x
10 = (-4/25)x
x = 10 × 25/-4
x = -62.5
Answer:
B
Step-by-step explanation:
Because -1/2 is not a whole number so b is the only answer left
Answer:
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Step-by-step explanation:
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Answer:
(-3,-3)
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