Answer:
? = 30°
Step-by-step explanation:
All angles in a triangle add up to 180°
? + 130° + 20° = 180°
? = 180° - 130° - 20°
? = 30°
I believe that it is a concurrent power
Answer: 5/2
Explanation:
According to 30-60-90 triangle rule:
The side opposite of 30 degree is equal to half of the hypotenuse and the hypotenuse here is 5 so therefore x = 5/2
Answer:
-7,3
Step-by-step explanation:
