Answer:
-8x3 - 4x2 + 8x - 4
Step-by-step explanation:
Answer:
2944
Step-by-step explanation:
(-22-10)-92
(-32)-92
2944
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The tangent meets the radius at a right angle.
We use (the converse of) the Pythagorean Theorem to check:

Not a right triangle
Answer: FALSE
basically write the triangle in degree language like this is a acute angle because this is a 70* degree angle and talk more