Answer:
17
Step-by-step explanation:
Initial marbles : 3+5+2+8 = 18
After taking blue marble out : 18 - 1 = 17
Answer:
8sm, 16sm, 10sm
Step-by-step explanation:
the first side of the triangle: x
the other side of the triangle: 2x
the third side of the triangle: x+2
the perimeter of the triangle: x+2x+x+2=34
4x=32
x=8
2*8=16
8+2=10
Answer:
The diameter is 16.8
Step-by-step explanation:
The diameter is double the radius.