Answer:
d
Step-by-step explanation:
18/36 is equivalent to 1/3
<span> 45/76 = 0.59211 76
You just had to divide the numerator by the denominator
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Answer:
The answer is not in the options, it is 67.5
Step-by-step explanation:
135/2 = 67.5
Answer:
Radius, r, is 3.75
Step-by-step explanation:
From the given diagram,
AB = 9
AC = 6 + r
BC = r
Thus applying the Pythagoras theorem, we have;
=
+ 
=
+ 
36 + 12r +
= 81 + 
collecting like terms,
12r = 81 - 36
12r = 45
r = 
= 3.75
r = 3.75
The radius is 3.75.