mrgetrekt
11.11.2019 •
Mathematics
The caterer at a brunch bought several pounds of chicken salad and several pounds of tuna salad. the chicken salad cost $9 per pound, and the tuna salad cost $6 per pound. he bought a total of 14 pounds of salad and paid a total of $111. how much chicken salad did he
a) 6 pounds
b) 7 pounds
c) 8 pounds
d) 9 pounds
Solved
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Ответ:
Step-by-step explanation:
Dado:
Considere o quadrilátero como trapézio, então nós temos
soma dos lados paralelos = 13+22
altura = 12
Encontrar:
área de trapézio = ?
Solução:
Considere o quadrilátero como trapézio, então nós temos