8*10*14 = 1120
10*8*10 = 800
1120+800 = 1920
volume =1920 cm3
She used 1221 wrapping paper for 21 gifts, so to find the individual amount, you would do:
1221/21
She used about 58.143 ft² of wrapping paper for each gift.
Answer:
well for me I think it's
Step-by-step explanation:
15
5×3 each