Quadrilateral JKLM is dilated by a scale factor of 2 with a center of dilation at the origin to form quadrilateral J' K’ L’ M’ What are the coordinates of point J ?

A.(2,2)
B.(4,6)
C.(6,2)
D.(6.4)

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Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

8.74 rounded to the nearest whole number