Answer:
-6
Step-by-step explanation:
3n = n² - 54
n² - 3n - 54 = 0
n² - 9n + 6n - 54 = 0
n(n - 9) + 6(n - 9) = 0
(n - 9)(n + 6) = 0
n = 9 , -6
hope this helps
A because (-5)^2 = 25 + 2(5) =35-1=34
Answer:
Given:
Diameter = 38cm
Radius = Diameter /2
Radius = 38 / 2
Step-by-step explanation:
Answer:
x = 61°
y = 61°
z = 58°
Step-by-step explanation:
In the given triangle, measures of two sides are equal. So, measures of angles opposite to them are also equal.
Therefore,

It’s the third one ............