Amachine part is in the form of a
semicircle with radius of 5". the
area of the machine part, in square
inches, is (let te = 27):
(a) 162
(b) 323
(c) 43
(d) 867
(e) 33
the sunnlement of an acute angle is:

The value √10 and √15 are plotted on the number line

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?