In a right triangle abc point a is moving along a leg of the right triangle toward point c at a rate of 1/2 cm/s and point b is moving toward point c at a rate of 1/3cm/s along the line containing the other leg of the right triangle what is the rate of change in the area of a triangle abc with respect time at the instant 1ac equals 15 and bc equals

The religious conflict that took place in northern ireland in the 20th century was between which of the following?

Activity 1.3.2 standard and metric measuring pltw

Choose the description that best matches each word. write the correct letter in the blank. 1. ostinato a. large, extended composition for chorus and orchestra 2. atonality b. full orchestra 3. musicology c. festive, march-like opening to a play or “semi-opera” 4. concerto d. small group of solo instruments 5. minimalism e. music contrasting a full orchestra and solo instruments 6. art song f. music played under the action to influence the mood 7. strophic form g. a vocal song focusing on artistic expression 8. incidental h. each stanza of a poem is set to the same music 9. oratorio i. repeated musical pattern that provides unity to a piece 10. dissonance j. steady beat; simple harmonies; short, repetitive melody 11. concertino k. harsh, unstable sounding of pitches; harmonic tension 12. tutti l. all 12 tones of chromatic scale, no tonal center 13. entrada m. the historical and scientific study of music