Calculate Trapezoid Area: Finding the Area of ABCD with Sides 10 and 11

Given the following trapezoid:

AAABBBCCCDDD1011

Find the area of the trapezoid ABCD.

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Step-by-step video solution

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00:04 Let's calculate the area of the trapezoid together!
00:08 We'll use the trapezoid area formula. Ready?
00:12 Add the bases A B and D C, multiply by height H, then divide b y 2.
00:20 Now, substitute the values and find the area step by step.
00:42 First, factor 21 into 7 and 3. Good job!
00:48 Next, factor 8 into 4 and 2. Well done!
00:53 Let's simplify what we can to make it easier.
01:00 And that's how we solve this problem! Nice work!

Step-by-step written solution

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1

Understand the problem

Given the following trapezoid:

AAABBBCCCDDD1011

Find the area of the trapezoid ABCD.

3

Final Answer

12

Practice Quiz

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Calculate the area of the trapezoid.

555141414666

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