Respuesta :

puff20

Answer:

width=3

then length=5×3

now,

Area=l×b

= 15×3

=45

kanika07bts

Answer:

45

Step-by-step explanation:

Rectangle area formula: L*W length times width.

Length: 3

Width: 5 times the width (3) meaning 5 times 3.

so width = 15.

If we follow the formula length (3) times width (15). 3 times 15 the answer would be 45.

Hopefully this helped :)