amandabenthall amandabenthall

22-05-2022
Mathematics

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

What is the value of a 62 9 83 362 class=

Respuesta :

Аноним Аноним

22-05-2022

Answer:

6√2.

Step-by-step 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.

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