How do you work out perimeter of a trapezium

A number found between 9 and 13 that has exactly four factors

Insert five numbers between 1/27 and 27 to form a geometric sequence. there are 2 answers

F+8≤3 and f+9≥-4 answer using interval notation

If two of the four expressions x + y, x + 5y, x - y, and 5x - y are chosen at random, what is the probability that their product will be of the form of x2 - (by) 2, where b is an integer?

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 60% salt and Solution B is 85% salt. She wants to obtain 30 ounces of a mixture that is 80% salt.

Convert the given amount to the given unit: 9 yards; meters

2.54rounded to nearest tenth

Solve 3x^2 6x=12 by quadratic formula

The product of a fraction and 7 is greater than 7. The denominator of the fraction is 7. What is true about the numerator? (This may not be understandable due to a typo in the question. Sorry if you don't understand a single thing.

What is the y-intercept of the function f (x) = 4 - 5x? -5 -4 4 5 Answer: 4