Given that A, O & B lie on a straight line segment, evaluate obtuse ∠AOC.
2 answers:
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Answer:
calories
Step-by-step explanation:
Given: The racer moves at miles per hour expends energy at a rate of
calories per hour.
To find: Energy in calories, required to complete a marathon race miles at this pace.
Solution: We have,
The racer moves at miles per hour.
The racer expends energy at a rate of calories per hour.
So, energy expended while moving miles
calories.
Now, energy expended while moving mile
calories.
So, energy expended while moving miles
calories.
Hence, calories of energy is required to complete a marathon race
miles at this pace.
after taking sqrt both side
3x/
3x/3y√2
x/√2y
multiply both denomenator and numerator by√2
√2x/2y
Answer is A