Answer:168
Step-by-step explanation:80% × 210= 0.80× 210 = 168
The sum of all exterior angles is always 360 degrees.
360/40=9 sides
the polygon has 9 sides.
Answer:
63+48= 3(21+16)
Step-by-step explanation:
Check answer:
Distribute 3(21+16)
3(21)+3(16)
63+48
Answer:
a=8b
Step-by-step explanation:
To do this we just need to isolate a
so we can multiply the equation by b
then we will get
a=8b
