The perimeter of the triangle is ___ units.
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Find the quotient. 50a2 – 98b2 -5a +7b

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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