Question

3: The two angles of a triangle are 40° and 65°, What will be the third angle ?​

Answer 1

2let the third angle be x

so sum of three angle= 180°

40+65+x=180

105+x=180

x=180-105

x=75

RedEyes

Answer 2

Answer:

75°

Step-by-step explanation:

let x be the remaining angle.

we know,

sum of all angle of triangle is 180°.

so,

x+40°+65°=180°

or, x= 180°-105°

x=75°