42
Factors of 42:1,2,3,6,7,21,42
Factors of 84: 1,2,3,6,7,12,14,21,28,42,84
Both have 42 so it is the gcf.
Brainliest?
remember a number is least when
Answer:
A= 0.5 x (a+b) x h
124 = 0.5 x (12+19) x h
124 = 15.5 x h
÷15.5
h = 8cm
0.5x(12+19) x 8 does gives 124
Thus, height is 8cm.
Hope this helps!