Brainleisttt asap! me : )

(answer choices in pictures below)

The polygon tool to draw a rectangle with a length of 5 units and a height of 3 units. one of the sides of the rectangle falls on line ab , and the rectangle has a vertex of a. each segment on the grid represents 1 unit.

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

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels