What is the depth of the well

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

Which equation represents h for right triangle abc

Mahnoor randomly selects times to walk into a local restaurant and observe the type of music being played she found that the restaurant was playing country 11 times rock & roll 17 times and blues 8 times use the observed frequencies to create a probability model for the type of music the restaurant is playing the next time mahnoor walks in.