(Score for Question 3: of 6 points) 3. Rectangles ABCD and QRST are similar.
42 cm
Q
28 cm
R
21 cm
1 cm
14 cm
s
D
(a) Determine the scale factor applied to rectangle ABCD to create rectangle QRST Show your work!
(b) Reproduce rectangle ABCD at a scale of j Show your work and label measurements for each
side of your rectangle.
Answer

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

What is the frequency of the sinusoidal graph?