I hope this helps you
121=11.11
a^2-11^2
(a-11). (a+11)
a.a+11a-11a-11.11
a^2+0-121
a^2-121
4 + 6 + 3 = 13
1 (total possibility) - 6 / 13 (chance of white ball)
= 7/13
Answer:
C; 7/13
The perimeter is 10 +10+9+9 so its 38
Answer:
<h2 /><h2 /><h2>⠀⠀⠀⠀⠀⠀8 2</h2><h2>⠀⠀⠀⠀⠀+ ⠀ 6</h2><h2>⠀⠀⠀⠀_________</h2><h2>⠀⠀⠀⠀⠀⠀8 8</h2>
<h3><u>6</u><u> </u> is the answer.</h3>