While researching Facts on the planet earth Kate learned that a true earth day is about 23.93 hours long how many hours are in 2
1 answer:
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Answer:
x =
Step-by-step explanation:
using pythagoras theorem
here and
are the legs of the right angled triangle and x is hypotenuse.
a^2 + b^2 = c^2
13 + 13 = x^2
26 = x^2
= x
Answer:
B)
Step-by-step explanation:
The formula for the area of a circle is :
The radius of a circle is the length from one side to the centre.
To work this out you would have to multiply pi by the radius of 7 squared, this gives you 153.94, however if using pi as in 3.14, then the answer is 153.86.
1) Multiply pi by 7 squared.