567 square mm
because 27*7 is 189 an times 3 because each side has 3 sides so it equals to 567 square mm! :)
1. You could break them up:
10+30+20+10=70
6+5+4+4=19
70+19=89
2. Separate to groups:
16+35=51
24+14=38
51+38=89
Answer:
Step-by-step explanation:
Amount at hand = $62
Amount owed = $13 + $39
= $52
$62 - $52
= $10
A rectangle and two triangles
The guy above me is right!!!!