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What is the value of a? ✅6√2 ❌9 ❌8√3 ❌36√2
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15 votes
What is the value of a?
✅6√2
❌9
❌8√3
❌36√2

What is the value of a? ✅6√2 ❌9 ❌8√3 ❌36√2-example-1
User Sorensen
by
8.2k points

1 Answer

8 votes

Answer:

6√2.

Explanation:

Triangles CDE and DBE are similar.

Therefore:

a / 18 = 4 / a

a^2 = 4*18

a^2 = 72

a^2 = 36*2

a = √36*√2

a = 6√2.

User Alar
by
8.1k points
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