X| 1 | 15 | 225 |
y| 4 | ? | 900 |

therefore
[tex]\dfrac{4}{1}=4;\ \dfrac{900}{225}=4;\ \dfrac{?}{15}=4\to?=60[\tex]
Answer: ? = 60
hi,
the sum of any 2 sides of a triangle must be greater than the measure of the third side.
2+3=5
FALSE
Susan has 50 so the difference is 5 sense sheila had 45