Answer:
<h2>c = 4</h2>
Step-by-step explanation:

Answer:
7 - (-3)
Step-by-step explanation:
7 + 3 = 7 - (-3).
Should be 4 red counters and 3 green
Answer:
exactly one half the area of the rectangle
Step-by-step explanation:
if you take a cross section then that means that you have put a diagnal line bisecting the rectangle in to two congruent triangles. meaning to find the area of the triangle you take 1/2b*h
meaning you would take the two sides of the triangle you know the length of. take 1/2 times one of them and multiply that answer by the other side length.