— pi/3 cos pi/6 =1/2 (sin pi/2 + sin pi/6)
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Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?