80
Expiation: it’s not more then 180, or 50
260
Answer:
No. It is an isoceles triangle. A scalene triangle would have NO equal angles.
Step-by-step explanation:
Answer:
150
Step-by-step explanation:
the total angle of a flat line is 180
since one side is 30 180-30 is 150
Answer:
n = 11/3
Step-by-step explanation:
n = certain number
6n - 1 = 21
6n = 22
n = 22/6 or 11/3
Answer:
Step-by-step explanation:
tanx=
sin60°/cos60°==