the rabbit population is a certain area is 500% of last years population there are 900 rabbits this year how many were there last year

What situation is an example of an observational study

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?