Please help me with my 6th grade homework

see below

Step-by-step explanation:

Mean: add them all up and divide by the number of numbers

( 9+8.75+8+9+8.7)/5=43.45/5=8.69

Median is the middle number when lined up from smallest to largest

8,8.7,8.75,9, 9  The middle is 8.75

Mode is most often

mode is 9

Range is largest minus smallest

9-8 =1

the sum of the lengths of any two sides of a triangle is greater than the length of the third side. if you take the three sides of a triangle and add them in pairs, the sum is greater than (not equal to) the third side. if that is not true, then it is not possible to construct a triangle with the given side lengths.

step-by-step explanation:

step-by-step explanation:

when the line is solid:

when the line is dashed:

this > inequality sign means:

this < inequality sign means:

this > inequality sign means:

this < inequality sign means:

about the problem:

srry i'm not done ! i'll