What is the length of BC? 2
3
1
5
6
4 cm
9
2 cm
A. V20 cm
B. 2 cm
C. V12 cm
D. 5 cm
B
C

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.