Answer:
250 in.
Step-by-step explanation:
SA= 2(LW+LH+WH)
= 2(10*5+10*5+5*5)
= 2(50+50+25)
= 2(100+25)
= 2(125)
= 250
Answer for both;
7) =-1
8) = 7
Answer:
14yd
Step-by-step explanation:
Scale of the model:
1in to 2yd
This suggest that for every 1in on the model, the actual distance is 2yd.
So;
A model 7in wide will actually be:
1in to 2yd
7in will be 7 x 2 = 14yd
Answer: 5 9 18. The youngest child would be 5, the middle child would be 9, and the eldest would be 18 years old.
Step-by-step explanation: 5 + 4 = 9, 9(2) = 18 Hope this helps :D