Question
A man 2 m tall is 25 m away from a tower 27 m high.
Determine the angle of elevation of the top of the tower from the eye of the observer.Solution
In â–³ CDE, tan θ = CD/CE = (BD - BC)/CE = (27 - 2)/ 25 = 25/25 tan θ = 1 = tan 45 ° θ = 45 °
How is the geometric mean calculated for raw data?
Origin State of Miri breed of poultry is?
The disease involves rotting of roots, bronzing of leaves, poor growth at the reproductive phase and poor yield disease in rice is due to toxicity of
The assessment of nutrient supply capacity is called as soil
Plants absorb nickel in the form of:
Bitter pit is the physiological breakdown of cells under the skin, causing slight depressions generally concentrated at the calyx end of the fruit. Bitt...
Which of the following is matched correctly?Â
Glyoxysomes, a cell organelle where glyoxylate cycle occurs is present inÂ
Some plants exude water in liquid form through specialized openings calledÂ
Desmotubules are identified in which of the following organelles
Relevant for Exams:
