c5dn89724q c5dn89724q

20-09-2022
Mathematics

contestada

Calculate the surface area of the object provided.

A. 56 cm
B. 64cm³
C. 80cm²
D. 112cm²

Calculate the surface area of the object provided A 56 cm B 64cm C 80cm D 112cm class=

Respuesta :

esraashadiidries esraashadiidries

20-09-2022

Answer:

112cm^2

Step-by-step explanation:

A=2(wl+hl+hw)=2·(2·8+4·8+4·2)=112

Answer Link

sangers1959 sangers1959

20-09-2022

Answer: B. 64 cm³

Step-by-step explanation:

Let's lenth of the object set is a, width - b and height - h

Thus,

V=abh

a=8 cm b=2 cm h=4 cm

Hence,

V=8*2*4

V=64 cm³

Answer Link

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