Answer:
310in
Step-by-step explanation:
7×10=70
70×2=140(there are two that are the same length)
5×10=50
50×2=100(there are two that are the same length)
5×7=35
35×2=70(there are two that are the same length)
70+100=170
170+140=310
please let me know if it's correct
Answer:
30q or 30
Step-by-step explanation:
Apply Pythagoras:
length = sqrt( (10--4)² + (6-3)² ) = sqrt(205)
1. =
2.
3.q+4=-4
I don't know number 2
Answer:
perimeter=2(L+W)
304=2(81+W)
Step-by-step explanation:
304=162+2W.2W=304-162.2W=142\2=71
