Step-by-step explanation:
i hope this makes sense lol. You can see it's a linear since it decrease at a steady rate. so you have to find the slope and find the y- intercept
For a right triangle, the sine of an angle is the ratio of the length of the side opposite to it and the hypotenuse and the its cosine is the ratio between the side adjacent to it and the hypotenuse. From the given choices, the angle being referred to is letter B. 45°.
Answer:
7*(2a-1)
Step-by-step explanation: