Answer:
2800 - 4000
Step-by-step explanation:
40 × 70 = 2800
50 × 80 = 4000
Answer:
133.33 meters per minute.
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Mmmmbrntnrjneuneunre unenriched
<span>This polygon is composed of a right triangle and <span>a parallelogram.
The area of right angle :

The area of the </span></span><span>parallelogram</span>:

The area of the polygon is equal:

Therefore, the answer is: