Question

5. A filmographer is making a documentary on extreme sports. They are filming extreme biker who is riding at a speed of 36 feet per second (roughly 25 miles prr hour). They ride around the filmographer 25 feet away doing tricks. How fast is the filmographer rotating to keep the biker the center of focus? Round to the nearest tenth of a degree. (10 points) 6. A gardener has a square garden with a side length of 30 feet. She places a rotating sprinkler at it's center. The sprinkler sprays water a distance of 10 feet while rotating 115 What percentage of the garden is watered while the sprinkler is on Round to the nearest hundredth of a percent. (10 points) . Suppose a star has a planet around it which has a circular orbit. The distance from the center of the star to the center of the planet is about 35 million miles. How far does the planet travel if the angle formed between the sun and the planet's two positions form a 70° angle, Round to the nearest million miles. (10 points)

Answer 1

To solve this problem our approach will be as follows;

Solution angulae velocityneas velo ci - Tadi us 2.5 Tevol So Yeuo luation. 271- 915 2.5 こ4.4873835a5 revolutions/sec The filmographen, γ0tating 14.42 79 89 505 ore 05 rev sec sec to keep the bikee the rent er of focus. e given information G) Fi using H e rst we dreuo the Aigure. we drauo the figuY sideofa squơ78 a: goft ts for sprinkles C) is o fe

ng 9. Then er a nr equired b the spi 1 15, 3 60 360 3Co 360 дао.90555563quare feet lde have to find ., dro a, : 100.9 055556 11-15% of the gaeden while He printlege is on Radus: 35 million miles f Angle =q,, cǐさarn teren cern ce f.rave) led s length of aung 360。