Question

I need help with this can you plz help me plz help me badly I need your help plz help me ASAP

Answer 1

A 20.8 cm

Explanation:

The perimeter of a rectangle is

P = 2(l+w)

We know the length is 8cm and the width is 24mm

The need to be the same units to add them together

Change 24 mm * 1cm/10 mm = 2.4 cm

Substitute 8 cm for l and 2.4 cm for w

P = 2(8+2.4)

P = 2 (10.4)

P = 20.8 cm