What is the area of a trapezoid that has the following dimensions?

b1: 45 mm
b2: 37 mm
h: 6 mm
a= mm2

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?