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adelina 88 [10]
3 years ago
6

Pretty pplease help :))

Mathematics
2 answers:
Sunny_sXe [5.5K]3 years ago
6 0

Answer:

Approx. 423.88 feet squared

Step-by-step explanation:

weeeeeb [17]3 years ago
6 0

Answer:

The answer to your question is 420 ft²

Step-by-step explanation:

Data

side = 6 ft

distance from the center to the vertex = 5 ft

height = 10 ft

Process

1.- Calculate the apothem

     c² = a² + b²

     a² = c² - b²

     a² = 25 - 9

     a² = 16

     a = 4

2.- calculate the area of the base

    Ab = 2(Perimeter x apothem)/2

    Ab = (6 x 5) x 4

    Ab = 120 ft²

3.- Calculate the lateral area

    Al = (6 x 5) x 10

    Al = 300 ft²

4.- Total area

    At = 120 + 300

        = 420 ft²

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