Question

19.1F THE THREE ANGLES OF A
1 point
QUADRILATERAL ARE 120
DEGREE.130 DEGREE.10
DEGREE.THEN WHAT IS THE
FOURTH ANGLE?
O (A) 30 DEGREE
O B) 100 DEGREE
O (C) 40 DEGREE
OD 90 DEGREE​

Answer 1

Answer:

b ) 100° is the answer........

Answer 2

Answer:

fourth angle will be option B 100° degrees

Step-by-step explanation:

sum of three angles equal to 120 + 140 + 10 is equal to 260 degree

therefore:

fourth angle = 360° - 260°

= 100°

the required value of angle of quadrilateral will be hundred degrees