Abookcase has a base of 1 m long and 0.5 m wide. it has a mass of 300kg. find the pressure it exerts on the floor in kpa.

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper.

the answer is 12 as i may remember

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the components of a vector are the parts of the vectors that are to each other.

b perpendicular