Answer:
Boys=420
336+420= 756
Step-by-step explanation:
Answer:
its purple..the longest side is hypotnuse
Answer:
dssadsaadsadsasd
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
Answer:
3 ( 5 + 7)
Step-by-step explanation:
15 and 21 both have the factor 3 in common so you can factor it out