Question 136839
12+8=20CM THEREFORE ALL PERIMETERS BETWEEN 24.00000001 & 39.999999 ARE POSSIBLE.
THUS THE ANSER IS E)24. CANNOT BE THE THIRD SIDE BECAUSE:
12+8+4=24 WHICH SAYS YOU HAVE 2 SIDES = 12 & 8+4=12 WHICH WOULD BE 2 EQUAL LINES ORGO THIS IS NOT A TRIANGLE.
PROOF: SKETCH THE TRIANGLE(?).