If 2/3 equals = X/12 what is the value of x
2 answers:
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The kinetic energy of the roller coaster is 2000Joules
Given the formula for expressing the velocity of the roller coaster is given as:
Given the following parameter:
v = 10m/s
Substitute the given parameter into the formula to have:
Square both sides of the equation:
Hence the kinetic energy of the roller coaster is 2000Joules
Learn more on subject of formula here: brainly.com/question/657646
Answer:
≈ 18.8 cm
Step-by-step explanation:
The arc length is calculated as
arc = circumference of circle × fraction of circle
The central angle is equal to the arc subtending it, that is 60°
arc = 2πr ×
= 2π × 18 ×
= 36π ×
= 6π ≈ 18.8 cm ( to 1 dec. place )