Find the total surface area of this square based
pyramid.
10ft
10 ft
[? ]ft?

300

Step-by-step explanation:

area of triangle=

= 50

4 sides of the triangle

4*50=200

area of square= l*w

10*10=100

area of square+area of triangles

200+100=300

_=300

b because it contains 40% of the possible results from the random list.  

0,1,2,3 v 4,5,6,7,8,9  

4 integers to 6 integers  

40% success vs 60% fail

step-by-step explanation:

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative