Which is a square matrix? 2
3
-8
1
-5
19
0
-3
5.6 7.8
6
78
2
3
-8 0
o
-5 19 0 0

5
8
6
0
0
0 -6
-18
1
-4
0
3.5
0 -20
7
8
4-04 16 185
lo
1 8 0 - 2
5 8 7 0 1
9 14 0 0 -8
0 0 5 4 16

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?