3) A staircase of steps in a swimming pool has a vertical rise of 15 inches per step and a landing of 19 inches. Answer the foll
owing questions showing each step of your work:
a) What is the angle of elevation (rounded to the nearest whole degree)?
b) If the landing of each step is changed to 16 inches and the elevation of each step to 22 inches, what is the new angle of elevation for the staircase (rounded to the nearest whole degree)?
a) What is the angle of elevation (rounded to the nearest whole degree)?
b) If the landing of each step is changed to 16 inches and the elevation of each step to 22 inches, what is the new angle of elevation for the staircase (rounded to the nearest whole degree)?
1 answer:
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X must be increased by 6 to get its value to be 0. Then the corresponding change in y will be (-2/3)*6 = -4. That value added to -5 makes it -9.
The y-intercept will be -9.
The y-intercept will be -9.