20) Si la razón de las áreas de dos cubos es \( 9: 25 \) y el volumen del cubo menor es 54. ¿Cuál es el volumen del cubo mayor? a) 90 b) 125 c) 150 d) 250 e) 500

Explain the relationship between equal chords and their distances from the center of a circle.

Find the slope, if it exists, of the line containing the points \( (4,-4) \) and \( (4,-6) \).

An automobile lamp's reflector is to be 4 inches across and 2 inches deep. Find an equation that models the reflector and indicate how far the bulb be from the bottom.

If the diameter of a circle is doubled, how does it affect the circumference?

Quick CHECK 1.1 In circle \( O, \overline{P J} \) and \( \overline{T G} \) are diameters \( \begin{array}{ll}\text { a. } \mathrm{m} \overparen{G J} & \text { b. } \mathrm{m} \overparen{P T} \\ \begin{array}{ll}\text { d. } \mathrm{m} \angle P G T & \text { e. } \mathrm{m} \angle J G T\end{array} \\ \begin{array}{ll}\text { g. } \mathrm{m} \angle G P T & \text { h. m } \overparen{G J T}\end{array} \\ \begin{array}{l}\text { j. What can be concluded about }\end{array}\end{array} \)