dania2759
dania2759
22-05-2021
Mathematics
contestada
show all your working please
Respuesta :
ferrybukantoro
ferrybukantoro
22-05-2021
Answer:
45 cm²
Step-by-step explanation:
area = ½×11×13×sin 39°
= 71.5 × 0.6294
= 45 cm²
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