Answer:
This shape is a rectangle so that means that the angles are 90°. From sum of angles of a triangle, x + 3x + 10 + 90 = 180 which means 4x + 100 = 180 → 4x = 80 → x = 20°.
Answer:ertyulkjhbgdrdtv gfdtruyygyu
Step-by-step explanation:
Answer:
15 is right ans
Step-by-step explanation:
Answer:
23+12=
Step-by-step explanation:
you just need figure it out in your head and see what sounds right
1.) -21
2.) 5
3.) -20
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