Question
The length of two sides of a parallelogram are 3 and 5. Which of the following is a possible value for the length of a diagonal of the parallelogram?
A. 2
B. 4
C. 8
D. 10
A. 2
B. 4
C. 8
D. 10
Answers
oobleck
5-3 < x < 5+3
mathhelper
d < 3+5 or d < 8
5 < 3+d or d > 2
3 = 5+d or d > -2 , forget that one
2 < d < 8 , or d has to be between 2 and 8
which choice fits that domain ?
5 < 3+d or d > 2
3 = 5+d or d > -2 , forget that one
2 < d < 8 , or d has to be between 2 and 8
which choice fits that domain ?