The length of the base and the height of a triangle are numerically equal. their sum is 6 less than the number of units in the area of the triangle. find the area of the triangle.

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.