Question

please find the attachment ............................

Answer 1

Answer:

14m

Explanation:

Area under velocity-time graph gives the distance.

Keeping that in mind we can say:

area = distance = height

the shape is trapezium which has the formula for area =

1/2 * h*(sum of parallel sides)  

1/2(4)(3+4)

1/2(4)(7)

14