Please help, show me how to check the answer to this
1 answer:
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Answer:
900 - 1= (31)(29)
Step-by-step explanation:
We need to factor 900 -1
We write each number in square form
900 can be written as 30^2
1 can be written as 1^2
Now we apply difference of square formula
a^2 - b^2 = (a+b)(a-b)
So 900 - 1= (31)(29)
Answer:
Step-by-step explanation:
Given
Required
Determine the measure of ABC --- <em>Missing part of the question</em>
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First, we need to determine the value of x
Since, D is an interior of ABC, then
Collect Like Terms
Solve for x
Substitute 20 for x in