Shane biked 1 mile less than three times the number of miles lissette biked. shane biked a total of 7 miles. write an equation to determine how many miles lissette biked

Use circumcenter theorem to solve for the given values

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

Maren is buying carpet for her rectangular living room. the room is 4.8 yards wide and 5.2 yards long. how much carpet does she need to buy? enter your answer as a decimal in the box. yd2