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ki77a [65]
2 years ago
9

i need to find thr surface area for this

Mathematics
1 answer:
mash [69]2 years ago
6 0

Answer:

  96 cm²

Step-by-step explanation:

The surface area of a pyramid is the sum of the base area and the area of the four triangular faces. Using the formulas for each of these, a simplified formula can be written.

  A = s(s +2h)

where s is the side length of the square base, and h is the slant height of a triangular face.

__

For the given dimensions, s=4 cm, h=10 cm, the surface area is ...

  A = (4 cm)(4 cm +2×10 cm) = (4)(24) cm²

  A = 96 cm²

The surface area of the pyramid is 96 square centimeters.

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2.) 4x + 8.2 ≤ 32.2 *<br><br> A. x ≤ 60<br> B. x ≥ 6<br> C. x ≥ 60<br> D. x ≤ 6
Inga [223]

Answer:

D

Step-by-step explanation:

Given

4x + 8.2 ≤ 32.2 ( subtract 8.2 from both sides )

4x ≤ 24 ( divide both sides by 4 )

x ≤ 6 → D

6 0
3 years ago
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Lena [83]

Answer:

14 is the answer.

Step-by-step explanation:

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3 years ago
What is and equation line that passes through the point (8,-5) and is parallel to the line 5x+4y=24
GenaCL600 [577]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
I need help I don’t understand this
Hatshy [7]

Answer:

Step-by-step explanation:

lets say "a" for the empty line,

for small triangle; y^2 = 2^2 + x^2

right triangle; we say a for empty line, a^2= 6^2 + x^2

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4 0
2 years ago
What fraction is equal to .66?<br><br> A.1/3<br><br> B.1/5<br><br> C.2/3<br><br> D.2/4
photoshop1234 [79]
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