tolong dibantu yaa pakai cara nomor 21,22,23

21.
SPQ = 180
110+x = 180 ; x =70

PRQ = 180
70 + 44 + x = 180 ; x = 66
C. 66 derajat

22. D.

23. (17x2) + (8x2) + (5x4) + (6x2) + (4x2) = 34 + 16 + 20 + 12 + 8 = 90 cm