cot(-315°) = _____. cot (-45)° cot 135° cot 45° -cot 45°

Q: The shadow of a vertical tower is 70.0​-ft long when the angle of elevation of the sun is 35.0°.…

A: Given that evaluation angle is 35° and shadow of the vertical tower is 70ft . We find height of the…

Q: 12. Firefighting A firefighter on the ground sees fire break through a window near the top of the…

A: We have to find roof-to-windowsill distance can she report by radio to firefighters on the roof .

Q: A woman standing on a hill sees a flagpole that she knows is 40 ft tall. The angle of depression to…

A: To find her distance x from the pole.

Q: 80. A group of campers hikes down a steep path. One member of the group has an altimeter on his…

A:

Q: he angle of a depress from a lighthouse to a boat in the water 14 degrees. If the boat is 532 feet…

A:

Q: you are standing 50 meters from a tall building. The angle of elevation from your feet to the top of…

A: topic - angles and triangles

Q: For an angle θ, tan(θ) is a negative number. Which quadrants might θ be in? quadrants I and II…

A: If we analysis the graph of tanθ for 1 time period 0 to 2π, We found that value of tanθ is negative…

Q: measure of angle 16 measure of angle 8 - measure of angle 12 - measure of angle 9

A:

Q: Length A tent pole is held in place by two guy wires on opposite sides of the pole.One of the guy…

A: To Determine: we have Length A tent pole is held in place by two guy wires on opposite sides of the…

Q: Grant is flying a kite on the end of a string that is 350 feet long. The angle of elevation from…

A: Use sin theta.

Q: The Empire State Building in NYC is one of Mr. Robert´s favorite buildings. The angle of elevation…

A: Given angle of elevation to the top of the Empire State Building is found to be 55 degrees from the…

Q: 85 Cory and Topanga stand 42 feet apart looking up at a monument. Cory is looking with a 71 degree…

A:

Q: A robot is on the surface of Mars. The angle of depression from a camera in the robot to a rock on…

A:

Q: 14. Jessica is viewing a space shuttle launch from a park 18 miles away from the launch point. When…

A: We can solve the given problem using trigonometrical ratio.

Q: Triangles

A:

Q: Height of a Tower A 600-ft guy wire is attached to thetop of a communications tower. If the wire…

A: Given that a 600-ft guy wire is attached to the top of a communication tower so that the wire makes…

Q: An aerial photograph is taken of a building. The photograph is made when the angle of elevation of…

A:

Q: An observer standing on a cliff 320 feet above the ocean measured angles of depression of the near…

A:

Q: From the top of a 161ft lighthouse, the angle of depression to a ship in the ocean is 22 degrees.…

A:

Q: A Boeing 747-400 with a wingspan of 64.4 meters is landing at an airport. As it passes directly over…

A: Here, AB=64.4 m ⇒AD=AB2=32.2 m∠ACB=1.10° ⇒∠ACD=∠ACD2=0.55° We need to find the length of DC.

Q: angle of elevation

A: Note that height is always measured perpendicular to the ground level. Consider the schematic is…

Q: Alex is standing 60 feet from the base of a flagpole. He measures the angle of elevation to the top…

A:

Q: 3. A pole tilts towards the sun in an angle of 10° from the vertical and casts a 25 ft. shadow. The…

A:

Q: To input your angle measures in degrees, use the functions sind (5), cosd (5) and tand (5), instead…

A: This is a problem of a trigonometry. Based on application of trigonometry. Please follow the below…

Q: A kite is flying 80 feet off the ground, and its string is pulled taut. The angle of elevation of…

A: To Determine:  Find the length of the string. Round your answer to the nearest tenth. Given: A kite…

Q: Firefighting A firefighter on the ground sees fire break through a window near the top of the…

A: Angle of elevation to the windowsill is 28° angle of elevation to the top of the building is 42°…

Q: Find the reference angle for the angle 305°. The reference angle is (Type an integer or a decimal.)

A: To find:- Reference angle of 305°

Q: A monster truck drives off a ramp in order to jump onto a row of cars. The ramp has a height of 9…

A:

Q: A ranger is at the top of a 200 foot lookout tower located on a flat plain. She spots a fire at an…

A:

Q: A hot air balloon is attached to the ground by a cable that is 200 meters long.The cable makes a 57°…

A: Consider the diagram given below shows the situation of the problem, Let the height of the ballon…

Q: The shadow of a vertical tower is 74.0​-ft long when the angle of elevation of the sun is 32.0°.…

A:

Q: A child is holding the end of a 38 meter string attached to a kit. The string has an angle of…

A: Given,         A child is holding the end of a 38 meter string attached to a kit.        The string…

Q: Find the angle of elevation of a kite on a 50m string flying 40m vertically above the ground.…

A: angle of elevation of a kite on a 50m string flying 40m vertically above the ground

Q: exterior angles always measure more than 90 degrees true or false

A: Exterior angles can be both greater than or less than 90⁰.

Q: You are on level ground in the late afternoon. The Sun is at angle of elevation of 23 degrees . A…

A:

Q: 0. Angle of the Sun A 96-ft tree casts a shadow that is120 ft long. What is the angle of elevation…

A: Consider that the height of the tree is 96 ft. and its shadow is 120 ft.   Let angle of elevation of…

Q: The angle of depression from the top of a flag stick to a golf ball on the ground is 24 degrees. If…

A: Consider that the angle of depression from top of a flag stick to golf ball is 24° and length of…

Q: A scuba diver is 356 feet below the surface of the water. The angle of depression the diver makes…

A:

Q: Find an approximate value of the smallest angle in the right triangle with sides 8, 15, and 17 units…

A: Given, The sides of the right angle triangle 8, 15 & 17 units We have to find an approximate…

Q: o measure the height of the cloud cover at an airport, a worker shines a powerful spotlight upward…

A: To measure the height of the cloud cover at an airport, a worker shinesa powerful spotlight upward…

Q: A man standing near a radio station antenna observes that the angle of elevation to the top of the…

A:

Q: 2. Height of a building. The angle of elevation of a stake in the ground to the top of a building is…

A: Simple right triangle problem.....

Q: Angle that measures between 90 and 180

A:

Q: The reference angle of 221 degrees is degrees. The reference angle of 323 degrees is degrees. The…

A:

Q: The perpetrator’s arm makes a spray of mud from 20 to 22 inches away from his/her shoulder. The…

A:

Q: A robot is on the surface of Mars. The angle of depression from a camera in the robot to a rock on…

A:

Q: . A 12-meter high post casts a 19-meter shadow. Find the angle of elevation to the sun. 2. The angle…

A:

Q: The sun is directly overhead. The shadow of the balloon falls 14 feet 6 inches from the tether.…

A:

Q: Choose the quadrant in which 225 degreese is located. II I III IV

A: Quadrant system dividend in 4 parts