Maya runs around a square park of side 60m, Kanchan runs around a rectangular part with dimensions 40m and 25 m. If Maya takes 3 rounds and Kanchan takes 4 rounds, find who covers a lesser distance, and by how much?

In the diagram, gef and hef are congruent. what is the value of x

Carla was trying to decide what to do saturday evening. she has $100 available to spend for the evening. she has narrowed her choices down to these events: braves game, a concert of an artist she likes, or the georgia aquarium. admission to the braves game is $25, hot dogs cost $10, sodas cost $5. the concert costs $25 for admission, $20 for a souvernir t-shirt, and $10 for a soda. the georgia aquarium has the show of a lifetime with an all you can eat and drink that costs $100. carla does not want to take any driving chances, so in addition to the cost of the aquarium, she will also need to pay for her uber/lyft, which is $15 each way. which option should carla choose if she wants to spend the least? based on that choice, what then is carla's oppotunity cost? fully explain your answer in at least one paragraph.

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?