# physics

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A fly lands on one wall of a room. The lower left-hand corner of the wall is selected as the origin of a two-dimensional Cartesian coordinate system. The fly is located at the point having coordinates (1.80, 1.15) m.

(a) How far is it from the corner of the room?

• physics -

Pythagoras theorem states for a right angled triangle where C is the hypothenuse:
A²+B²=C*sup2;
Can you take it from here, unless you have parts (b) and (c)?

• physics -

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