Question
A ladder leaning against a wall makes an angle of 60°
with the ground. If the ladder is 10 meters long, how high up the wall does it reach?Solution
ATQ, Let the height the ladder reaches be h. Using sine function: sin 60° = h / 10 h = 10 * sin 60° = 10 * √3/2 = 5√3 meters
Which of the following software is also known as the end-user program?
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Series I: 12440, 10640, 10280, 10190, (X), 10145
Series II: 175, 207, 191, 199, 195, 197, (Y)
Series III: 13, 14, (Z), 93, 376, 1885
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