Lines CD and CE are tangent to circle a. If m∠DAE = 145°, what is the measure of ∠DCE?

35°
70°
145°
215°

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

Which expression is equivalent to the expression shown?