Answer:
8
Step-by-step explanation:
x² = V19²-10²
= V361-100
= V261
x = 16.2
The answer is b=18/z
Let's solve for b.
bz/2=9
Step 1: Divide both sides by z/2.
1/2bz/z/2=9/z/2
b=18/z
x = 1 + sqrt 2
Step-by-step explanation
1. B
2. D
