therealperrythedrago therealperrythedrago

02-04-2020
Mathematics

contestada

Use the net to find the surface area of the regular pyramid.

plz, help I'm stuck.

Use the net to find the surface area of the regular pyramid plz help Im stuck class=

Respuesta :

kenlingdad kenlingdad

02-04-2020

Answer:

178.3 mm²

Step-by-step explanation:

Surface area = Base area + 3 x side triangles area

Sₐ = 43.3 + 3 x (1/2 x (10 x 9)) = 43.3 + (3 x 45) = 178.3

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Аноним Аноним

08-02-2021

Answer:

178.3

Step-by-step explanation:

Answer Link

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