88.1k views
3 votes
5a please :) I don't know the formula

5a please :) I don't know the formula-example-1
User Ben Stott
by
6.4k points

1 Answer

3 votes
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
User Loz
by
6.2k points