At the West Texas Balloon Festival, another hot air balloon is sighted at an altitude of 800 ft. but is descending at a steady rate of 30 feet per minute. What does the y-intercept represent?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality