Ellen is 5 1/2 feet tall. her sister is 3/4 foot shorter than ellen. how tall is ellens sister? write your answer as a improper fraction and as a mixed number

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4