Find the area of a rhombus with diagonals of 15 feet and 25 feet

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

What would the rule be for the reflection of y=-3

What is the slope of the line (-7,2) (4,6)