Answer:
Step-by-step explanation:
both angles must add up to 180 so
6x+12+3x+63 must =180
= 9x+75
9x+75=180
-75 -75
9x=105
x=11.66
meaning A is approximately 81.96
Answer:
2x
Step-by-step explanation:
solve it
Answer:
£576
(would really, reallly appreciate the brainliest)
Step-by-step explanation:
8 * 60 * 3/5 + 12 * 60 * 2/5