Apiece of art is in the shape of an equilateral triangle with 7 in. find the area of the piece of art. round to the nearest tenth

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance