Which sentence contains a participle?
a) the whole frustrating experience can be blamed on poor planning
b) although studying may seem tedious, it fosters great results.
c) the park prohibits everyone from skateboarding on weekends.
d) great cunning was required to make the suprise party feasible.

a) The whole frustrating experience can be blamed on poor planning.  

Explanation:

A participle is a special form of a verb that modifies a noun. Therefore, it functions as an adjective but not as a verb.

The word frustrating is a present participle of the verb 'frustrate'. It modifies the noun 'experience'.

B and C contain gerunds (studying and skateboarding), and D contains a noun (cunning).

the answer is

r ≈5.641

plug in the area of 100 yards into the equation

100=

divide each side by pi

≈ 31.8309=

take the square root of each side to find r

=r

r ≈5.641

this quote could be referring to the death penalty. it's questioning the morality of sentencing murderers to death as a punishment, because it seems hypocritical. this quote seems to be arguing for non-lethal punishment for killers.