Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar(s). rename and using the least common denominator.

Reflect the point (7,0) across the y-axis

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.