Question

if a=-4,b=7 and surface area of cube is a*2+2b cm*2 what is side of cube​

Answer 1

PUBG Jay ho! PUBG Jay ho! PUBG Jay ho! PUBG Jay ho! PUBG Jay ho! PUBG Jay ho!

Answer 2

Answer

$\sqrt{5}$  cm

Step-by-step explanation:

a= -4

b= 7

total surface area of cube = 6$a^{2}$

given total surface area = $a^{2}+2b$ $cm^{2}$

by putting values ..

$6a^{2}$ = $a^{2}+2b$ $cm^{2}$

$6a^{2}$ = 16+14

$6a^{2}$ = 30

$a^{2}$ = 30/6

$6a^{2}$ = $\sqrt{5}$ cm ans