Clara estimates that the length of a hiking trail is 10 km. she later learns that its actual length is 12 km. what is the percent error in clara's estimate? .002% 8.0% 0.2% 11.5%

The answer is C 0.2 hope it helps!

Your answer would be ahere is how: perimeter is how long all the sides are. in a rectangle, there are two sets of parallel sides. so, to find this, we would to the following.(15x2)+(4x2)30+838if you have questions ask! and mark me brainliest! i really wanna level up : 3

Gotta be d the music of previous eras