Answer:
Step-by-step explanation:
a²+b²-c²+2ab
=a²+b²+2ab-c²
=(a+b)²-c²
=(a+b+c)(a+b-c)
9.625 in decimals hope this helps
Answer:
4
Step-by-step explanation:
okay, so she rode 3 miles. Keep that aside
Then she had 2 walk the remaining 2 miles
She had to walk all the way home. So say for example instead of riding she walked 3 miles, then she walked that additional 2 miles. So, 5 miles. Then add the two miles she had to walk to his house. so, she walked 7 miles and rode 3 miles. 7-3= <em>4</em> miles. I attached a picture that should hopefully explain it better.
Hope this helps!
Answer:
75 degrees
Step-by-step explanation:
This is because all the angles in a triangle are supplementary which means they add up to 180 degrees. This means that you subtract 180 from the other two angles
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