Answer:
Yes
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
So r+c=42
c=4+r
subsitute c=4+r for r in r+c=42
r+4+r=42
add like terms
2r+4=42
subtract 4 from both sides
2r=38
divide both sides by 2
r=19
rob=19
subsitute r=19 for r in c=4+r
c=19+4
carly=23
Octagons have 8 lines of symmetry
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Answer:
1/15
Step-by-step explanation:
X = a paper
Mrs. Larson cuts 1 /3 of a piece of construction paper.
1/3 * X = X/3
She uses 1 /5 of the piece to make a flower.
X/3 * 1/5 = X/15
What fraction of the sheet of paper does she use to make the flower?
1/15