Question

I need some help with this question.

Answer 1

166

Explanation:

hope this helps I'm not 100% though

Answer 2

166mm²

Explanation:

Given:- prism

`L=5mm`

`B=4mm`

`H=7mm`

Surface area of prism = (LB+BH+HL)

• 
  `2(5*4+4*7+7*5)`

• 
  `2(20+28+35)`

• 
  `2(83)`

• 
  `166mm^2`

☆ꨄ︎──᪥──᪥──ꨄ︎☆

hope it helps...

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