T= paintings from the 20th centuary B=British paintings a painting is chosen at random it is from the 20th century workout the probability that it is British

What is the approximate circumference of the circle shown below?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.