(i)[6]
Calculate the initial speed of $P$ and its angle of projection.
(ii)[3]
Find the direction of motion of the particle $0.4\,\text{s}$ after it is projected.
Mathematics 9709 · AS & A Level · Representation of data
Representation of data — practice question
A particle $P$ is launched from point $O$ on level ground. After $0.4\,\text{s}$ from the instant of projection, $P$ is $5\,\text{m}$ above the ground and $12\,\text{m}$ horizontally from $O$.