Engineers are building a straight underwater pipeline from a drilling platform at P to and oil refinery located at Ron a straight stretch of coastline, as shown on the map below. The distance from the platform to the refinery is 5.4 km, and the distance from the plaform to the coastline is 3.7 km. Which of the
following expressions gives the measure of the acute angle formed by the pipeline and the coastline?

Which expression is not a polynomial?

What dimensions can créate more than one triangle ?

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).