Answer:
√s(s-a) (s-b) (s-c)
Step-by-step explanation:
123456
herons formula
The total area of the blades is the area of a triangle multiplied by 4.
We have then:

Where,
b: base of the blades
h: height of the blades
Substituting values we have:

Doing the calculation we have that the area of the blades is given by:

Answer:
The total area of the blades is:

Answer:
c. Put them alined straight and centered X to B to W and now you get the answer so it's C.
Answer:
Step-by-step explanation:
The given expression to us is ,
Now take the LCM as ( x - 1 ) and Simplify , we have ,
Simplifying further , we get ,
Hence the second option is correct .
68 meters is the correct answer