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Help please! Please find the missing base!!!
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Help please! Please find the missing base!!!

Help please! Please find the missing base!!!-example-1
User IamBatman
by
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2 Answers

4 votes

Answer:

21.21

Explanation:

User Prufrofro
by
7.0k points
0 votes

Answer:

The missing base is three.

Explanation:

We know that 1/2*height(b1+b2)=area. So 3.5(b1+b2)=21. 7*b=21. b=3.

User Toolkit
by
7.7k points
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