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The formula for finding the circumference of a circle is Equation: C = 2(pi)r . What can we do if we know the circumference but want to know the radius?

Rearange the equation to make r the subject of the formula. So we divide both sides by 2(pi)
AM
Answered by Amy M. • Maths tutor
7114 Views

Describe you interests and hobbies, how have they helped you develop as a person?

Describe hobby and attribute pesonal qualities, such as team work, enthusiasm. Appropriet choice of hobbies. Aiming to teach the student how to write about themselves constructively for a work/ university ap...
AM
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A circular ice rink has a diameter of 60 meters. Calculate the area of the ice rink in terms of π in meters

Area of a cirlce = π x r^2 The radius (r) = the diameter / 2 So, r = 60/2 = 30 Therefore, the area of the ice rink = π x 30^2 = 900π
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Answered by Sophie K. • Maths tutor
6020 Views

An enzyme catalyses only one reaction. Explain why.

Enzyme has a specific active site. Only one substrate will fit the active site.
AM
Answered by Amy M. • Biology tutor
8148 Views

What are surds and why are they used?

Surds are irrational numbers that can't be represented accurately as a fraction or reccuring decimal, so they are left as a square root. For example: √ 3 . Calculate the square root of 3 using your calculato...
AO
Answered by Aisling O. • Maths tutor
37755 Views