Answer:

Step-by-step explanation:
a^2 +b^2 =c^2 Use pythagorean theorem
8^2 +b^2 =9^2 Substitute in your known values
b=
b=
A triangle leg cannot be a negative length
Find cosine of angle theta.
Answer:$207
Step-by-step explanation:
.55 times 300 is 165
.6 times 70 is 42
42 and 165 is 207
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Answer:
Step-by-step explanation:
1) translate the given informations in a operation
8x^2 -7x - 2 - (6x^2-x+3)
2) change the sign of all the terms in the bracket
8x^2 -7x -2 -6x^2 + x -3
3) simplify the expression
2x^2 - 6x -5
Answer:
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Answer:

Step-by-step explanation:
8x + 4y = 2
-8x - 8x
____________
4y = -8x + 2
__ _______
4 4
y = -2x + ½
↑
rate of change [slope]
* Perpendicular Lines have OPPOSITE MULTIPLICATIVE INVERSE <em>RATE</em><em> </em><em>OF</em><em> </em><em>CHANGES</em><em> </em>[<em>SLOPES</em>]:
-2 → ½
I am joyous to assist you anytime.