for an outdoor concert by the city orchestra, concert organizers estimate that 12,000 people will attend if it is not raining. if it is raining, concert organizers estimate that 7000 people will attend. on the day of the concert, meteorologists predict a 80% chance of rain. determine the expected number of people who will attend this concert

How can we find the measure of an exterior angle if we know the measurement of an interior angle

I’m which figure is point g an orthocenter

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)