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02-02-2021
Mathematics

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03-02-2021

Answer:

70 square millimeters

Step-by-step explanation:

Area of a trapezoid: A= h × (b¹ +b)/2

Add the top and bottom lengths, then divide by 2. This gives you the average width.

Here that is (4+10)/2 14/2 = 7

Multiply by the height, 10

7 × 10. = 70

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