Suppose the initial position of an object is zero, the starting velocity is 3 m/s and the final velocity was 10 m/s. The object moves with constant acceleration. Which part of a velocity vs. time graph can be used to calculate the
displacement of the object?
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- the area of the rectangle under the line

- the area of the rectangle above the line

- the area of the rectangle plus the area of the triangle under the line

- the area of the rectangle plus the area of the triangle above the line