In parallelogram QRST shown below, diagonal is drawn, U and V are points on and , respectively, and intersects at W. If , , and , what is ? 1) 37º 2) 60º 3) 72º 4) 83º

The large connected urbane area from boston to washington, d.c. is often referred to as

Air masses are characterized by various properties including temperature humidity air temperature pressure and wind speed . which of the following air masses is associated with low relative humidity and high temperature

Simple astronomical telescope the objective lens has a focal length of 75 cm and that of a piece of 5cm of the lenses are 18 cm apart when will be final image of a distant object before