tolong dong .. pake cara ya

1a. Berpotongan kaya huruf x (Itu TV sama WU)
1b. Sejajar seperti = (Itu PQ sama TU)
1c. Bersilangan kaya L, T (itu kaya PT sama TU)
2a. 50,6° = ...°...' = 50° + 0,6° = 50°(0,6 x 60)' = 50° 36'
2b. 38' 84" = ..." = 38 x 60" + 84" = 228" + 84" = 312"
3a. 25° 16' + 15° 24' = (25+15)° (16+24)' = 40° 40'
3b Langsung jawab (28-12)° (35-48)' (54-50)" = (16)° (-13)' (4)" =
     15° (60-13)' 4" = 15° 47' 4"