1.

3. If one angle of a parallelogram is 30° less than twice the smallest angle, then findthe measure of each angle​

Answer»

Step-by-step explanation:

LET smallest angle =x

then other angle = 2x - 30

SUM of these adjacent ANGLES = 180°

x + 2x- 30° = 180°

3x= 180°+30°

x=210°/3

x=70°

other angle = 110°

in a PARALLELOGRAM opposite angles are equal under sum of adjacent angles equal to 180°

70°, 110°, 70°, 110° are REQUIRED four angles of parallelogram.



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