Use the figure below. What is the surface area of the visible portion of the composite figure? Express your answer in terms of π.

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

Write each improper fraction as a mixed number. 9/4. 8/3. 23/6. 11/2. 17/5. 15/8. 33/10. 29/12.