exam
Maths Puzzle
Numerical Ability
If a roof is 7m from peak to eave the attic space is 3m high at the peak, how long does each of the pieces of insulation need to be? Round to the nearest tenth.
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exam Other Question
an escalator lifts people to the secomd floor, 25ft above the first floor. the escalator rises at a 30 degree angle. how far does a person travel from the bottom to the top of the escalator?
2(-3)exponent 2 over the three-4(-2)exponent 3