Answer:
34+4a
Step-by-step explanation:
-2a+7-3(-9-4a)
➡ -2a+7+27+12a
➡34+10a
Radian is pure measure based on the radius of the circle.
Therefore, the answer is = 57.30 degree
Answer: 4.8
Step-by-step explanation:
Corresponding sides of similar figures are proportional, so

Answer:
-3
Step-by-step explanation:
4-7/1-0
1-4/2-1
-2-1/3-2