40o
58o
68o
76o
Correct answer is D
(3y - 450 + (y + 25) + t = 360o(angles at a point)
3y - 45 + y + 25 + y = 360
5y = 360 + 20
5y = 380
y = 3805
= 76o
The sum of the interior angle of pentagon is 6x + 6y. Find y in terms of x. ...
Simplify 1 - (7/3 x 5/4) + 3/5 ...
The angle of elevation of the top T of a pole from a point X on the horizontal ground is 32°, if...
If √ (2x + 2) − √x =1 ,find x. ...
If x is a real number which of the following is more illustrated on the number line? ...