Answer:
x = 12
Step-by-step explanation:
Pythagorean triplet
12,16,20
So, the value of x is 12
x + 256 = 400
x = 400 - 256
x = 144
The square of 12 is 144
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Explanation:</h2><h2>
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Hello! Remember you need to write complete questions in order to get good and exact answers. Here we know nothing about the students so I can only help you providing the correct steps to find <em>the product of a number and eight is 104:</em>
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Let that number be
, then the statement can be written in a mathematical language as follows:

Finally, <em>the unknown number is 13</em>
It should add up to.
x= 0.312866
Answer:
42cm3
Step-by-step explanation:
v = 0.5× b × h × l
= 0.5 × 4 × 3 × 7
= 42cm3
7/10 is 7 pieces of the whole. The whole would be cut into 10 pieces and you have 7 of the 10...7/10.