Answer:
<h2>h = 18 cm</h2>
Step-by-step explanation:

Substitute:
<em>multiply both sides by 2</em>
<em>divide both sides by 13</em>

Answer:
160
Step-by-step explanation:
You take the area of one of the triangles, which is 24, multiply that by 4. You get 96. You then add 64, the area of the square base, and end up with 160.
False
Concentric circles and spheres are those that share the same center. The center of one sphere may be on the circumference of the other while they have the same radius. In that case, they would not be concentric.
Answer:
<h2 /><h2 /><h2>⠀⠀⠀⠀⠀⠀8 2</h2><h2>⠀⠀⠀⠀⠀+ ⠀ 6</h2><h2>⠀⠀⠀⠀_________</h2><h2>⠀⠀⠀⠀⠀⠀8 8</h2>
<h3><u>6</u><u> </u> is the answer.</h3>