10. If a, b, c are in H. P., prove that
bc/b+c

Find the area of a parallelogram with the given vertices. p(-2, -5), q(9, -5), r(1, 5), s(12, 5)

The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 13-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50

Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15