Home Plate Dimensions

The 17 inch side faces the pitcher s plate and the two 12 inch edges coincide with the first and third base lines.

Home plate dimensions. The top edge is 17 inches and its two adjacent sides are 8 5 inches. The dimensions of home plate are 17 inches 43 cm across the front 8 5 inches 22 cm down each side with a triangular rear of two sides of 12 inches 30 cm. The rear edges are at 45 degrees to the sides making a point at the back.

Then parallel sides 8 5 inches long connect to the foul lines. According to mlb s official baseball rules home base shall be marked by a five sided slab of whitened rubber. Unlike the other bases home plate is a five sided slab of whitened rubber that is set at ground level.

The remaining two sides are defined to be 12 inches each and they meet at a right angle. Answer home plate is an irregular pentagon. Home plate in the game of baseball is an irregular pentagon with two parallel sides each perpendicular to a base.

It seems reasonable to dub such a figure i e a rectangle with a coincident isosceles triangle placed on one side a isosceles right pentagon however specification of the shape of home plate illustrated above as specified by both the major league baseball official rules. Home base in baseball is a five sided shape. The front is 17 inches wide faces the pitcher and defines the width of the strike zone.

Home plate is made as a 17 inch square with two corners removed.