144k views
4 votes
17 mm
8 mm
9 mm
15 mm

17 mm 8 mm 9 mm 15 mm-example-1
User Kowan
by
6.7k points

2 Answers

1 vote

Answer:

do you have to add the numbers together or multiply

User Ryanwinchester
by
6.6k points
3 votes

Answer:

Solution given:

laternal section area =perimeter of triangle×length

=(15+8+17)×9=360mm²

User AndW
by
6.0k points
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