When Jon rides his bike for 40 minutes, he burns 200 calories. How many calories does he burn if he rides his bike for 2 hours?
2 answers:
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Answer:
y = -3
Step-by-step explanation:
the length from directrix to vertex is equal to the length from focus to the vertex.
Answer:
see attached for diagram
a) √13
b) √29
c) 4
Step-by-step explanation:
Equation of the circle:
⇒ center = (-1, 3)
⇒ radius = √16 = 4
Distance between 2 points formula:
a) let (-1, 3) =
let (2, 1) =
b) let (-1, 3) =
let (4, 1) =
c) let (-1, 3) =
let (3, 3) =
