TEST 2
1.
\(m\left(\widehat{ACF}\right)=110^\circ\)
\(m\left(\widehat{EBF}\right)=100^\circ\)
\(\Rightarrow m\left(\widehat{KAC}\right)=\alpha=?\)
A) \(100\)B) \(110\)C) \(120\)D) \(130\)E) \(150\)
2.
\(m\left(\widehat{EBC}\right)=100^\circ\)
\(m\left(\widehat{BCK}\right)=150^\circ\)
\(\Rightarrow m\left(\widehat{EAK}\right)=\alpha=?\)
A) \(50\)B) \(60\)C) \(70\)D) \(80\)E) \(90\)
3.
\(m\left(\widehat{ABD}\right)=60^\circ\)
\(m\left(\widehat{BAC}\right)=50^\circ\)
\(\Rightarrow m\left(\widehat{ACD}\right)=\alpha=?\)
A) \(50\)B) \(60\)C) \(90\)D) \(100\)E) \(110\)
4.
\(m\left(\widehat{BAC}\right)=x+20^\circ\)
\(m\left(\widehat{ACD}\right)=2x-15^\circ\)
\(m\left(\widehat{ABD}\right)=x+45^\circ\)
\(\Rightarrow m\left(\widehat{ABC}\right)=?\)
A) \(20\)B) \(45\)C) \(65\)D) \(115\)E) \(125\)
5.
\(m\left(\widehat{ABE}\right)=60^\circ\)
\(m\left(\widehat{CDE}\right)=30^\circ\)
\(m\left(\widehat{DEB}\right)=45^\circ\)
\(\Rightarrow m\left(\widehat{BAC}\right)=\alpha=?\)
A) \(35\)B) \(40\)C) \(45\)D) \(50\)E) \(55\)
6.
\(m\left(\widehat{BAC}\right)=30^\circ\)
\(m\left(\widehat{ABD}\right)=20^\circ\)
\(m\left(\widehat{ACD}\right)=10^\circ\)
\(\Rightarrow m\left(\widehat{BDC}\right)=\alpha=?\)
A) \(10\)B) \(20\)C) \(30\)D) \(50\)E) \(60\)
7.
\(m\left(\widehat{BAC}\right)=40^\circ\)
\(m\left(\widehat{ABD}\right)=65^\circ\)
\(m\left(\widehat{BDC}\right)=150^\circ\)
\(\Rightarrow m\left(\widehat{ACD}\right)=\alpha=?\)
A) \(40\)B) \(45\)C) \(50\)D) \(55\)E) \(65\)
8.
\(m\left(\widehat{DAE}\right)=40^\circ\)
\(m\left(\widehat{ABC}\right)=70^\circ\)
\(m\left(\widehat{BCF}\right)=60^\circ\)
\(\Rightarrow m\left(\widehat{DFC}\right)=\alpha=?\)
A) \(70\)B) \(130\)C) \(140\)D) \(170\)E) \(180\)