Subtracting a negative is the same as adding a positive.
–345 + 562 – (–209)
–345 + 562 + 209
217 + 209
426
This is the 2nd time I've posted this answer... not sure why it didn't go through the first time. Let me know if you have questions. :)
Answer:
107/4
Step-by-step explanation:
Answer:
10:30 A.M
Step-by-step explanation:
Answer:
1. ft 2. yards 3. units.
Step-by-step explanation:
Pythagorean's Theorem
A and b are both side lengths, c is the hypotenuse.
7^2 + 5^2 = 74
sqrt(74) is the answer for 1.
30^2 - 5^2 = 875
Simplify the radical. sqrt(875) --> 5sqrt(35). The answer for three.
There's a rule in geometry that says a diagonal of a square is the same length as taking a side length times the square root of two. There's your answer for two.