#11 is c:$27. im not sure about #10
Answer:
390cm³
Step-by-step explanation:
6cm×5cm×13cm= 30cm²×13cm= 390cm³
Step-by-step explanation:

Answer:
approx 10.25
Step-by-step explanation:
According to Euclid theorem :
EG^2= DG*FG= 16*5=80
From right triangle EDG according to Phitagor's theorem:
DE^2=EG^2+DG^2= 80+25=105
DE=sqrt(105)= approx 10.25