Answer:
Ah yes, Pearson lol. It should be 4 or 5 m.
Step-by-step explanation:
Hope this helps :)
the missing angle is 5m
<u>-5 ± √5² - 4 · 1 · 4</u>
2 · 1
ax²+bx+c=0 (quadratic equation)
x=<u> -b ± √b² - 4ac</u>
2a
a= 1
b= 5
c= 4
-<u>5 ± √5² - 4 · 1 · 4</u>
49 7/12
