Slice strawberries and mix with 1/2 cup sugar in a small bowl. Set aside. Stir remaining sugar, flour, and baking powder in a large bowl. Add butter and cut into mixture until mixture resembles coarse crumbs. Make indentation in flour mixture and add egg and milk. Stir until just moist. Spread dough into greased 8x1 1/2 inch round pan or 8 inch square pan. Bake at 450 degrees for 15 to 18 minutes or until center springs back when touched. Cool in pan for 10 minutes.
Remove cake from pan. Cut cake in half horizontally. Spoon half the strawberries over the bottom half of cake. Top with half the whipped cream. Place remaining cake layer on top and repeat steps. Cut and serve.