5 or 6 pounds because there not that heavy
D is not a terminating decimal because it repeats *hint the dash mark above the 4*
648.566 Km is the answer. :)
Answer:
x= 20
Step-by-step explanation:
The three angles add to 90 degrees
x+2x+x+10 = 90
Combine like terms
4x+10 = 90
Subtract 10 from each side
4x +10-10 = 90-10
4x = 80
Divide by 4
4x/4 = 80/4
x = 20
