Question

b) Three angles of quadrilateral are 60' 70' and 100' final the fourth
angle​

Answer 1

Answer:

fourth angle is 130 a sum of four angle of a quadrilateral is 360

Answer 2

♦given

• three angle of quadrilateral are
• 60° , 70° and 100 °

♦to find

• fourth angle of quadrilateral ¿?

let the fourth angle be x

♦solution

as we know sum of all angle of quadrilateral is 360°

so ,L1+L2+L3+L4=360°

put Value

60+70+100+x=360°

130+100+x=360

230+x=360

x=360-230

x= 130°

$\huge\tt\underline\red{hence- the-fourth- angle- is- 130°}$

$\huge\tt\underline\blue{⭐thanks⭐}$

$\huge\tt\underline\blue{⭐hope -its- helpful⭐}$