Answer:
36 minutes
Step-by-step explanation:
10blocks in 6mins
20blocks in 12mins
30blocks in 18mins
40blocks in 24mins
50blocks in 30mins
60blocks in 36mins
Answer:
20
Step-by-step explanation:
Area=base times height
Base=4 cm, height=5
4 x 5 =20
Answer: 20cm^2