Volume for these 2 please!

Answer:
60 Cubic centimeters
84 Cubic centimeters
Step-by-step explanation:
0.5*6*5*4 = 60
0.5*4.2*5*8 = 84
Answer:
a) 60 cm³
b) 84 cm³
Step-by-step explanation:
a) volume = base area × height
= ½(6×5) × 4
= 60 cm³
b) volume = ½(5×4.2) × 8
= 84 cm³