Question

(1) The messurse of three angleof quadrilateral are 120° ,130°, and 50° find the
Q-4(A) Solve the following.
measure of fourth angle​

Answer 1

Answer:

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Answer 2

$\huge\boxed{Answer}$

Sum of all angles of a quadrilateral = 360° ...( 1 )

• First angle = 120°
• second angle = 130°
• third angle = 50°
• Let Forth angle = x

from ( 1) ....

⟹ 120° + 130° + 50° + x = 360°

⟹ 300° + x = 360°

⟹ x = 360° - 300°

⟹ x = 60°

Fourth angle = 60°