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Wewaii [24]
1 year ago
6

The net of a pyramid is shown below. 4in 4in 4in 4in 8in. The surface area of the solid is __ square inches.

Mathematics
1 answer:
Inga [223]1 year ago
7 0

Answer:

80 in.²

Step-by-step explanation:

The total surface area of the pyramid is the sum of the area of the base and the areas of the 4 triangular sides.

Square: area = s²

Square: side = 4 in.

Triangular side: area = bh/2

Triangular side: base = 4 in.; height = 8 in.

Area of the base: s² = (4 in.)² = 16 in.²

Total area of the 4 triangular sides: 4 × bh/2 = 2bh = 2 × 4 in. × 8 in. = 64 in.²

Surface area = 16 in.² + 64 in.² = 80 in.²

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The question is incomplete :

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Step-by-step explanation:

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3 years ago
How do you do 51 and 54?
NemiM [27]
51. I checked the comments but I still didn't understand it, sorry :/

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8. At a wholesale food distribution center, the price of sugar has increased 6.3% annually since 1980.
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7 0
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Pls help with this math problem
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