Discover Questions

Calculate area of a trapezium ABCD with bases 24 cm, 10cm and sides 13cm , 15cm? If a, b and c are in continued proportion then show that (a²+b²) ∕ b(a+c) = b(a+c) ∕ b²+c²? How many permutations can be formed w the word COMPANY In these permutations how many wrds start with P and show reasoning.? Was Obama the worst President ever? And in the case of preparing a solution of an acid from a concentrated acid, how should we proceed?