1. Parallelogram PARL~ parallelogram WXYZ. Find the value of c.
Parallelogram 1 has P n the bottom left corner, A on the left top, R on the right top, L on the right bottom.
Parallelogram 2 has W on the bottom left corner, X on the left top, Y on the right top, Z on the bottom right corner.
A. 66
B. 50
C. 3
D. 84
2. The triangles are similar. Find the value of x.
They're right triangles.
The first triangle ha 18 on the left side, and 24 on the right sid. The second triangle has x on the left side, and 6 on the right side the triangles are facing each other.
A. 6
B. 8
C. 30
D. 72
3. Find the coordinates of quadrilateral V' W' X' Y' after a dilation with the scale factor of 2.
Original coordinates:
V(6,2), W(-2,4), X(-3,-2), Y.(3,-5), scale factor of 2
My answer
V'(8,4) W'(-4,6), X'(-5,-4), Y'(6,-6)
My answers
1. D
2. B
3. Am I right?
Thank you
5 answers
#2. I believe you are correct. The 2nd triangle is 1/3 as big as the first.
#3. No. Just double each coordinate.