The fastest speed recorded for a cheetah is 70 mph. This is 11 mph less than 3 times the fastest running speed of a man. What is
2 answers:
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Answer:
for x < 0 x^2 - 2
for x 0 2x + 1
Step-by-step explanation:
Given:
The area model.
The area of the shape is 82 square units.
To find:
The correct equation for the given situation.
Solution:
We know that, area of a rectangle is
The figure is divided into 3 rectangles. Using this formula, the area of each rectangle is
Now, the total area is equation to 82 square units.
Since the required equation is , therefore, the correct option is C.