Mr wicks designs houses. he uses grid paper to plan a new house design. the kitchen will have and are between 70 square feet and 85 square feet. the pantry will have an area between 4 square feet amd 15 square feet. draw and label a diagram to show what mr wicks could design. explain how to find the total area

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?