For a triangle. find the measure of angle 1 when the other 2 angles are 117 and 33. a. 30° b. 33° c. 57° d. 63°

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*