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प्रश्न
An angle is greater than 45°. Is its complementary angle greater than 45° or equal to 45° or less than 45°?
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उत्तर
Let A and B are two angles making a complementary angle pair and A is greater than 45°.
A + B = 90°
B = 90° − A
Therefore, B will be less than 45°.
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The drawings below (Figure), show angles formed by the goalposts at different positions of a football player. The greater the angle, the better chance the player has of scoring a goal. For example, the player has a better chance of scoring a goal from Position A than from Position B.
In Parts (a) and (b) given below it may help to trace the diagrams and draw and measure angles.
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- Now the players are lined up as shown in figure. Which player has the best kicking angle?
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