In triangle ABC if angle a - angle b = 63 degree and angle b - angle c = 18 degree find angle b
1 answer:
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Answer:
Irrational.
Step-by-step explanation:
Rational means that it is a whole number and can be written as a fraction. That doesn't apply for square rooted numbers. So, is irrational.
Answer:
The circle's diameter is
Step-by-step explanation:
we know that
The circumference of a circle is equal to
where
D is the diameter of the circle
In this problem we have
substitute the values and solve for D