Answer: 0.1 or 
Step-by-step explanation:
=
It will take under 10 seconds to hit the ground
<span>d.Hector cannot afford to see the sumo tournament, because it would put him over budget by almost $12.
</span><span>
<span>
</span><span><span>
Exchange rate <span> $
1.00 </span>
<span> ¥
94.153 </span>Balance:
</span>
<span>
Beginning Balance:
<span> $ 575.00 </span><span> ¥ 54,137.98
</span>
</span>
<span>
Kabuki performance
<span> $ 74.95 </span>
<span> ¥ 7,056.77 </span><span> ¥ 47,081.21
</span>
</span>
<span>
Kaiseki dinner
<span> ¥ 8,745.00 </span>
<span> ¥ 38,336.21
</span>
</span>
<span>
Shopping
<span> $ 262.49 </span>
<span> ¥ 24,714.22 </span>
<span> ¥ 13,621.99
</span>
</span>
<span>
Onsen visit
<span> ¥ 6,811.00 </span>
<span> ¥ 6,810.99
</span>
</span>
<span>
Museum visit <span> ¥ 2,423.00 </span>
<span> ¥ 4,387.99
</span>
</span>
<span>
</span>
<span>
Sumo Tournament
<span> ¥ 5,488.00 </span>
<span> ¥ -1,100.01
1,100.01 / 94.153 = $11.68 rounded up to $12. </span></span></span></span>
<span>∠B = 45°
</span><span>∠A = 90°
so
</span>∠C = 45° = ∠B
and
<span>AB = AC = 8
answer
AC = 8 cm</span>
