Answer:
7317
Step-by-step explanation:
74x98+65=7317
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The base is a square, therefore all the sides of the base are the same. This also means all the triangles have the same area.
10*10 = 100 cm^2 for the base
0.5*10*12 = 60 cm^2 for each triangle
100 + 4(60) = 340 cm^2
10 mm = 1 cm
100mm = 10 cm
800 mm = 80 cm
816 mm = 81.6 cm
Answer:
-3
Step-by-step explanation:
