<p>1.4 Worksheet Name ______</p><p>Period:______</p><p>The small letters in the figures below represent angle measures. Without using a protractor, determine each lettered angle measure. ______1) a 60º ______2) b bº aº ______3) d</p><p>______4) e</p><p>______5) g</p><p>______6) h dº 65º hº eº gº 55º</p><p>Without using a protractor, find the value of x and the measure of ABC. Write the equation on notebook paper and circle the value of x.</p><p>______7) x A B ______8) mABC (4x + 50)º (2x + 60)º </p><p>C </p><p>______9) x </p><p>______10) mABC (8x – 10)º (7x + 40)º B </p><p>C (3x + 18)º A </p><p>Use the figure below to answer the questions. For #11-15, show your work on notebook paper and circle the value of x. </p><p>1 4 2 3</p><p>______11) m1 = 73º. Find m2.</p><p>______12) m2 = 67º. Find m4. ______13) Solve for x if m1 = (3x + 131)º and m2 = (2x + 34)º. </p><p>______14) Solve for x if m2 = (5x + 13)º and m4 = (4x + 17)º. </p><p>______15) Solve for m3 if m1 = (4x + 26)º and m3 = (3x + 28)º. </p><p>Given the following, find the value of the indicated angle. Show all work on notebook paper and circle your answers.</p><p>16) A and F are complementary. Find mA if mA = (x + 8)º and mF = (x – 10)º.</p><p>17) E and F are supplementary. Find mE if mE = (2x + 15)º and mF = (5x – 38)º.</p><p>18) M and N are a linear pair. Find mM if mM = 3xº and mN = 2xº.</p><p>19) 2 and 4 are vertical angles. Find m2 if m2 = (2x + 3)º and m4 = (4x – 7)º.</p><p>_____ 20) Which angles are NOT adjacent? C [A] EZC, CZA B [B] BZC, CZD D [C] AZC, DZE [D] DZE, AZD A Z E</p><p>_____ 21) In the figure shown, mAED = 122º. Which of the following statements is FALSE? [A] BEC and CED are adjacent angles. A D [B] AEB and DEC are vertical angles. [C] mAEB = 58º E [D] BEC and CED are a linear pair. B C [E] BEC and CED are supplementary. [F] mBEC = 58º [G] DEC is an acute angle.</p>