Friday
December 6, 2013

# Posts by :)

Total # Posts: 122

Trigonometry
Find the angle of elevation of the sun when a tree that is 10 yd tall cast a shadow 14 yds long

Trigonometry
A lookout spots a fire from a 36 meter tower the angel of depression from the tower to the fire is 21 degrees . To the nearest meter how far is the fire from the base of the tower

Trigonometry
an airplane over the pacific sights an atoll at a 11 degrees angel angle of depression. if the plane is 410 m above water how many kilometers is it from a point 410 m above the atoll

Trigonometry
a 30 feet ladder resting against a building makes a 60 angle with the ground . find the Height from the ground at which the ladder touches the building to the nearest foot

Trigonometry
Liola drives 13 km up a hill that is at a grade of 10 Degrees what horizontal distance to the nearest tenth of kilometer has she covered

Trigonometry
A side 2.8m long makes an angle of 25 degrees with the ground how high is the top of the slide above the ground .

gemotry
On a sunny day object A has a shadow of length 3 meters and a meter stick has a shadow 1.5 meters while object b has a shadow of length 6 meters how tall is object A AND B

geometry
Marc is visiting washington dc he wants to know the height of the washington monument the length of the monument shadow is 111 feet long at the same time that marcs shadow is 1 foot long Marc is 5 feet tall using this data find the height of the monument

Chemistry
How many grams of CO are needed to react with an excess of Fe2O3 to produce 233.4 gFe? Fe2O3 (s) + 3CO (g) --> 3CO2 (g) + 2Fe (s)

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