Step-by-step explanation:
x² = 50²+ 55² - 2 • 50 • 55 • cos61°
It doesn't, it ends after 32 digits after 0.
Answer:
h=v/πr²
v=πr²h
v/π=r²h
v/πr²=h
<em><u>{(-1, -2), (1, 3), (1, 5), (3, 5)}</u></em><em><u>.</u></em>
<em>[</em><em>that's</em><em> </em><em>it]</em><em>:</em><em>)</em>
