Given: ∠1 ≅ ∠2, p ⊥ r Prove: q ⊥ r
Proof:
1. ∠1 ≅ ∠2 (Given)
2. p ∥ q (?)
3. p ⊥ r (?)
4. q ⊥ r (?

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no

Arectangle plot measure 20ft. by 30ft. a 3-ft.-wide sidewalk surrounds it.find the area of the sidewalk.