Answer:
I'm in the 13's section bro
Step-by-step explanation:
the answer is a
8.009, 8.09, 8.90, 8.913
3x +45°=180° (due to straight angle)
or, 3x= 180°-45°
or,3x= 135°
or,X=135°/3
X =45°.ans
B
y=sec(x+pi/2)
Took the test on e2020