Question

What is the value of q?
a. 4√5
b. 2√14
c. 20√5
d. 64√5

Answer 1

9514 1404 393

Answer:

(b) 2√14

Explanation:

The geometric mean theorems applicable to this geometry are ...

q = √(4·(4+10))

q = 2√14

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Other unknowns

r = √(10·(10+4)) = 2√35

s = √(10·4) = 2√10