Note the graph of an athletes performance after finishing a triathlon. The x-axis measures time in hours, and the y axis measure
s distance in kilometers. First she swam, then biked, and then she finished the race with a run. The data states she ran four times as fast as she swam and she biked twice as fast and she ran. Based on the graph, chose the statement below that is false.
A) the steeper the segment, the faster the athlete is traveling along the course
B) the athlete finished the course in under eight hours
C) the athlete spent equal amounts of time biking and running
D) the athlete spent twice as much time biking compared to swimming
A) the steeper the segment, the faster the athlete is traveling along the course
B) the athlete finished the course in under eight hours
C) the athlete spent equal amounts of time biking and running
D) the athlete spent twice as much time biking compared to swimming
2 answers:
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is an irrational number ⇒ answer B
Step-by-step explanation:
Let us explain the meaning of:
- A rational number is a number that can be written as a fraction
- An irrational number is a number that cannot be expressed as a fraction
Examples:
Rational numbers : 10 , , 0.333
Irrational numbers : π , √8 , ∛25 , (2 + √5) ,
∵
∵ 3 is a rational number
∴ is a rational number
∵
∵ There is no square root of 8
∴ is an irrational number
∵ 0.3333 can be expressed as
∴ 0.3333 is a rational number
∵ is a fraction
∵ All fractions are rational numbers
∴ is a rational number
is an irrational number
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You can learn more about real numbers in brainly.com/question/4853862
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