5a please :) I don't know the formula

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asked Jun 20, 2018 88.1k views

1 Answer

Loz · Answer 1 · 2018-06-24T09:06:34+0000

S.A = (2×area of base) + area of lateral faces
Area of lateral faces = area of base × height

Area of lateral faces = 19×4×8=608
S.A = (2×19×4)+608
=760

5a please :) I don't know the formula

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