In triangle CDE the measure of angle E equals 90° the measure of angle C equals 81° De
equals 51 feet find the length of cd to the nearest 10th of a foot

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

10% of 1,900,000. show me how you got the answer

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.