A surveyor, located at point S, wants to determine the distance across a lake, AB. The surveyor establishes points C and D so that ΔSCD is similar to ΔSAB

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds.then use the distributive property and mental math to evaluate the expression.