Convert 3cis 180° to rectangular form.

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.