The instructions from air traffic control were not fully implicit, and________.

A. as a result, the pilot made an error and crashed

B. so that the pilot made an error and crashed

C. resulting from the pilot crashing the plane

D. therefore the pilot made it crashed

Nửa chu vi HCN là: 52,5:2=26,25(m)

150%=150/100=3/2

Chiều dài HCN là: 26,25: 3/2=17,5(m)

Chiều rộng HCN là: 26,25-17,5=8,75(m)

Diện tích HCN là: 17,5.8,75=153,125(m²)

ĐS: 153,125 m²