Answer:
B
Step-by-step explanation:
Answer:
<R=23°
Step-by-step explanation:
The sum of angles in a triangle is 180°
So, <R + <S + <T = 180°
<R+90°+67°=180°
<R+157°=180°
<R=23°
Answer: x = 4
Step-by-step explanation:
6x + 8 = 5x + 12
-8 -8
6x = 5x + 4
-5x -5x
x = 4
Answer:
4/5
Step-by-step explanation:
sine is opposite over hypotenuse,
so it's 40/50=4/5
Answer:
x + 12 = 4 * (x - 15) --> x = 24