i need help with them plese

19. [-/0.5 Points] DETAILS Laura Bernett is 5 ft-4 inches tall. She stands 12 feet from a streetlight and casts a 8-foot-long shadow. How tall is the streetlight? Give your answer to the nearest hundredth. h h = feet 20. [-/0.5 Points] DETAILS LARPCALC9 4.3.074.MI. A tapered shaft has a diameter of 4 centimeters at the small end and is 19 centimeters long (see figure). The taper is 30. Find the diameter d of the large end of the shaft. (Round your answer to two decimal places.) d = cm 30 19 cm 4 cm_ Need Help? Watch It Master It Talk to a Tutor15. [-/0.5 Points] DETAILS SALGTRIG4 5.2.057. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A 19-ft ladder leans against a building so that the angle between the ground and the ladder is 650. How high does the ladder reach on the building? (Round your answer to the nearest foot.) ft Need Help? Read It Watch It 16. [-/0.5 Points] DETAILS SALGTRIG4 5.2.064.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A hot-air balloon is floating above a straight road. To estimate their height above the ground, the balloonists simultaneously measure the angle of depression to two consecutive mileposts on the road on the same side of the balloon. The angles of depression are found to be 140 and 160. How high is the balloon? (Round your answer to one decimal place.) |mi Need Help? Read It Master It 17. [-/0.5 Points] DETAILS SALGTRIG4 5.2.065. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER To estimate the height of a mountain above a level plain, the angle of elevation to the top of the mountain is measured to be 320. One thousand feet closer to the mountain along the plain, it is found that the angle of elevation is 350. Estimate the height of the mountain. (Round your answer to the nearest foot. ft Need Help? Read It Watch It 18. [-/0.5 Points] DETAILS SALGTRIG4 5.2.066. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER To measure the height of the cloud cover at an airport, a worker shines a spotlight upward at an angle 750 from the horizontal. An observer D = 570 m away measures the angle of elevation to the spot of light to be 450. Find the height h of the cloud cover. (Round your answer to the nearest meter.) m 45 750 D m Need Help? Read It12. [-/0.5 Points] DETAILS SALGTRIG4 5.2.049. MY NO Find x rounded to one decimal place. X = 40 650 60% Need Help? Read It Watch It 13. [-/0.5 Points] DETAILS SALGTRIG4 5.2.056.MI. MY NO From the top of a 150-ft lighthouse, the angle of depression to a ship in the ocean is 280. How far is the ship from the base of the lighthouse? (Round your answer to the nearest foot.) ft Need Help? Read It Master It 14. [-/0.5 Points] DETAILS SALGTRIG4 5.2.061. MY NO A water tower is located x = 350 ft from a building (see the figure). From a window in the building, an observer notes that the angle of elevation to the top of the tower is 390 and that the angle of depression to the bottom of the tower is 250. WATER 390 250 AAA x ft How tall is the tower? (Round your answer to the nearest foot.) ft How high is the window? (Round your answer to the nearest foot.) ft Need Help? Read It Watch It10. [l0.5 Points] SALGTRIG4 5.2.038.MI. Solve the right triangle. 00 1 Q Find the length of the side adjacent to the given angle. (Round your answer to two decimal places.) Find the length of the hypotenuse. (Round your answer to two decimal places.) Find the other acute angle. 0 Need new 11. [-10.5 Points] SALGTRIG4 5.2.047. Find x rounded to one decimal place. 60 A I \"L |