Answer:
90 degrees cuz the lil square thang
<u>x = 48°</u>
Step-by-step explanation:
The sum of angles on a line is 180°.
The angles <u>42°, 90°, and x°</u> lie on the same line.
4×6=24
24×15=360
360×2=720
15-12=3
3×6=18
18×18=324
324+720=1044inches
All four
SSS, SAS, ASA, and HL