Which of the following is an example of an active recovery system?
Backslider
Lawndart
Parachute
Tumble

Astudent who takes a multiple-choice test by reading the stem of each item, generating the correct response before looking at the choices, and then chooses the response closes to the answer is using a.a heuristic b.an algorithm c.vicarious problem-solving d.means-end analysis

Select the statement that is not true about the hubble telescope: a. it orbits above the earth, avoiding the light distortion caused by our atmosphere. b. it is mounted high on a hawaiian mountaintop to provide stable images. c. it has allowed scientists to see the formation of far-away stars and solar systems, leadin some certainty about the history of our own solar system. d. it has documented the destruction of far-away stars and galaxies, leading to some certa the theories of the life cycles of stars.

Idon’t understand 8. plz ! we are finding the area of polygons. thx in advance!