PLS HELP- Scientists believe Niagara falls were formed 10,000 years ago, and they predict it will last 25,000 years. how old will Niagara falls be then?

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.