So,
+ 80° + 100° + 75°
x + 2550
100
360°
360°
= 360° - 225º = 105
1750
Hence, measure of x is 105.
EXERCISE 3.1
1. In the adjoining figure ABCD is a quadrilateral :
(a) How many pairs of adjacent sides are there? Name them.
(b) How many pairs of adjacent angles are there? Name them.
(c) How many diagonals are there? Name them.
B.
Answers
Answered by
0
Answer:
what is this bro apply the formula than solve
Answered by
1
Answer:
Hope it's helpful for you!!!,
Have a great day ahead!!!
Attachments:
Similar questions