Determine whether each triangle should be solved by beginning with the law of sines or the law of cosines. Then solve the triangle.

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply