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One angle of a right triangle measure a°, where cos a° = 3/5. What is sin(90° - a°)? (PLEASE ANSWER!!!)
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One angle of a right triangle measure a°, where cos a° = 3/5. What is sin(90° - a°)? (PLEASE ANSWER!!!)

User Ujjal Das
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Easy, a right angel is 90 degrees.But, since the sum would be 180 degreeses, the sides of the right angel will be called a hypotenuse. In other words,

Your answer would be: 180 degreeses.
User Shady Mohamed Sherif
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