C. 224
10x8=80, 80/2=40, 40x4(all triangles)=160
8x8(square)=64
160+64=224
In 2005 Mary had 10 stamps in her collection
Answer:
12
Step-by-step explanation:
triangle on left= 2 cuz 2 times 2=4 /2 =2
and same thing with right
then middle it just 2 times 2
ALWAYS REMEMBER DIVIDE THE TRIANGLES BY 2
Answer:
i think 3 and halfhour
Step-by-step explanation: