Question

please answer this question!!​

Answer 1

the net distance covered is the area of vt graph

thus

a) 60 m

b) 20+10+40=70m

Answer 2

Answer:

to calculate distance we must cal.the area under graph as

a ..

(1/2×5×12)×2=60

b..

1/2×4×10+4×10+1/2 ×2×10

Explanation:

=70