Brainliest shall be marked for the correct answer and must be well explained

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?