et H be the set of all vectors of the form [Start 3 By 1 Matrix 1st Row 1st Column 4 t 2nd Row 1st Column 5 t 3rd Row 1st Column 9 t EndMatrix ]. Find a vector v in set of real numbers R cubed such that Upper H equals Span StartSet Bold v EndSet. Why does this show that H is a subspace of set of real numbers R cubed?

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?

How does reflecting or rotating a figure change the interior angles of the figure?