Question number 4. Which of the following integrals will represent the area outside r = 10, but inside r = 20 sin(0)? his =((10)2 - (20 sin(0)? ) de O - (20 sin(0))2 - (10)?) de -10 2 ((10) 2 - (20 sin( ) ? ) do 37/4 O (20 sin(0))2 - (10)2 ) de T / 4 57/6 O (20 sin(0))2 - (10)2 ) de 7 / 6Question number 5. Which of the following represents the area inside r = 18, and between the lines 0 = 0 and r = 9 csc(0)? 02 ( 1." (18)2 20 + 172 = (9 csc(0))2 20) 02 ( 10 7 (9 csc(0)? do + (18)2 28 of 7 (9 csc(0)2 20 + 2(18)2 20 10 2 (18 ) 2 20 + 19 csc (0 ) ? de 1 (9 csc(0))2 - (18)2) deQuestion number 6. Which of the following represents the area inside the inner loop of r = 8 - 16 sin(0)? 27/3 O 1 5 (8 - 16 sin(0)) do . 57/6 O 1 5 (8 - 16 sin(0))2 de T / 6 47/3 O 1 TT /3 2 (8 - 16 sin(0)) de 37/4 O 1 (8 - 16 sin(0)) de T/ 4 2 71/6 O T / 6 2 (8 - 16 sin(0))? do