Question

Ch- The triangle and its properties
Q-1 Find the value of the unknown X in the following diagrams:
Plz explain step by step ​

Answer 1

Answer:

1.70deg,2.60deg,3....

Step-by-step explanation:

Just use angle sum property of triangles, All the angles must sum up to 180 degrees.Please do the rest.

Answer 2

Answer:

iii) here we know that,

sum of all angle of a triangle is 180 degree

so angle X + angle Y + angle Z =180 degree

so, 30 + 110 + x = 180

140 + x = 180

x = 180 - 140

x= 40

that is the answer

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