Test 2
1.
\(m(\widehat A)+m(\widehat B)+m(\widehat C)=180^\circ\)
\(m(\widehat A)=34^\circ28\prime22\prime\prime\)
\(m(\widehat B)=40^\circ40\prime40\prime\prime\)
\(\Rightarrow m(\widehat C)=?\)
A) \(100^\circ52\prime58\prime\prime\)B) \(102^\circ50\prime58\prime\prime\)C) \(103^\circ52\prime58\prime\prime\)D) \(104^\circ50\prime58\prime\prime\)E) \(105^\circ52\prime58\prime\prime\)
2.
\(m(\widehat A)+m(\widehat B)+m(\widehat C)=180^\circ\)
\(m(\widehat A)=2m(\widehat B)\)
\(m(\widehat B)=36^\circ18\prime27\prime\prime\)
\(\Rightarrow m(\widehat C)=?\)
A) \(36^\circ18\prime37\prime\prime\)B) \(36^\circ18\prime36\prime\prime\)C) \(72^\circ35\prime54\prime\prime\)D) \(71^\circ04\prime39\prime\prime\)E) \(72^\circ37\prime54\prime\prime\)
3.
\(7960\prime\prime=x^\circ y\prime z\prime\prime\)
\(\Rightarrow x^\circ y\prime z\prime\prime=?\)
A) \(18^\circ14\prime10\prime\prime\)B) \(16^\circ14\prime18\prime\prime\)C) \(10^\circ14\prime18\prime\prime\)D) \(2^\circ12\prime40\prime\prime\)E) \(20^\circ10\prime20\prime\prime\)
4.
\(157515\prime\prime=x^\circ y\prime z\prime\prime\)
\(\Rightarrow x^\circ y\prime z\prime\prime=?\)
A) \(40^\circ50\prime15\prime\prime\)B) \(43^\circ45\prime15\prime\prime\)C) \(42^\circ50\prime15\prime\prime\)D) \(60^\circ44\prime18\prime\prime\)E) \(60^\circ44\prime16\prime\prime\)
5.
\(k\in\mathbb Z,\ 0\le x<2\pi\)
\(\samefrac{31\pi}{4}=x+2k\pi\)
\(\Rightarrow x=?\)
A) \(\samefrac\pi4\)B) \(\samefrac\pi3\)C) \(\samefrac\pi2\)D) \(\samefrac{3\pi}{4}\)E) \(\samefrac{2\pi}{3}\)
6.
\(k\in\mathbb Z,\ 0\le x<2\pi\)
\(\samefrac{58\pi}{5}=x+2k\pi\)
\(\Rightarrow x=?\)
A) \(\samefrac{9\pi}{5}\)B) \(\samefrac{8\pi}{5}\)C) \(\samefrac{7\pi}{5}\)D) \(\samefrac{4\pi}{5}\)E) \(\samefrac{3\pi}{5}\)
7.
\(k\in\mathbb Z,\ 0\le x<2\pi\)
\(\samefrac{58\pi}{9}=x+2k\pi\)
\(\Rightarrow x=?\)
A) \(\samefrac{2\pi}{3}\)B) \(\samefrac{11\pi}{3}\)C) \(\samefrac{4\pi}{3}\)D) \(\samefrac{13\pi}{9}\)E) \(\samefrac{14\pi}{9}\)
8.
\(k\in\mathbb Z,\ 0\le x<2\pi\)
\(-3720^\circ=x+2k\pi\)
\(\Rightarrow x=?\)
A) \(\samefrac{2\pi}{3}\)B) \(\samefrac{2\pi}{5}\)C) \(\samefrac\pi2\)D) \(\samefrac{2\pi}{7}\)E) \(\samefrac{4\pi}{3}\)