Multiplication because 10x10 writes 10,
10 times
Answer: 20+20+240+192=472
Step-by-step explanation:
Answer:
41
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Step-by-step explanation:
3 (4^2) - 2(4) + 1
3(16) - 8 +1
48 - 8 + 1
41
Answer:
d = 8.6
Step-by-step explanation:
a^2 + b^2 = c^2
7^2 + 5^2 = c^2
49 + 25 = c^2
74 = c^2
Now you take the square root of 74 and c^2
If you put the square root of 74 in a calculator you get about 8.6
So c = 8.6 or d = 8.6