Find the circumference of the circle with the given radius. Round to the nearest tenth. Use 3.14 for π.

r = 3 cm

The circumference of the circle is
cm.

1. what is the measure of ∠abc? what is the measure of ∠abd?

Klmn and pqrs are similar trapezoids. which side of pqrs corresponds to lm

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?