Answer:
6√2.
Step-by-step explanation:
Triangles CDE and DBE are similar.
Therefore:
a / 18 = 4 / a
a^2 = 4*18
a^2 = 72
a^2 = 36*2
a = √36*√2
a = 6√2.
2/56 divid it by 2 because 2 can go into both of them and you get 1/28
Answer:
15
Step-by-step explanation:
450=c*10*3 divide by 10
45=c*3 divide by 3
c=15
Answer:
The smaller diameter is
Step-by-step explanation:
we know that
The diameter of the circle is equal to BD
Applying the Pythagoras Theorem
substitute the given values