The answer is square pyramid hope this helps
In triangle ABC and DEF
AC =DF, [ given ]
AB =DE, [ given ]
angle A = angle D
by SAS
ABC congruent to triangle DFE
so
BC = EF, [ CPCTC]
hence proved
Answer:
x=-3
Step-by-step explanation:
It will take them 20 hours, since the question is asking how long it will take them when working together you add each of their hours together,9+11=20
Since only 1/10 arrived, you multiply this number by 4,000 which gives you 400. The answer is 400.
