9514 1404 393
Answer:
20 meters
Step-by-step explanation:
The single hash mark on AB matches the single hash mark on AC, so AB = AC. AC is marked as 20 meters, so AB is 20 meters.
Answer:

Step-by-step explanation:
<u>Complete the square</u>
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Answer:
A.2
Step-by-step explanation:
We know that |x|² = 13 and x = 3+bi:
(3+bi)² = 13
3² + b² = 13
9 + b² = 13
Subtract 9 from each side:
9 + b² - 9 = 13 - 9
b² = 4
Take the square root of each side:
√b² = √4
b = 2
Step-by-step explanation:
<em>Hope </em><em>it</em><em> </em><em>helps</em><em> </em><em>you</em>
<em>Mark</em><em> </em><em>me</em><em> </em><em>as</em><em> </em><em>Bra</em><em>inlist</em>
-2(5)^2+2(5)-3
-2(25)+10-3
-50+10-3
-40-3
=-43