13. Given: the circle at the right with centre A, indicated perpendicular, and radius 5. The length of the segment labelled x is CO UI F D V10 14. A cathedral window is built in the shape of a semicircle as shown. If the window is to contain three stained glass sections of equal size, the area of each stained glass section to the nearest square foot is _ A. 1 sq. ft. B. 3 sq. ft. C. 13 sq. ft. D. 26 sq. ft. 5 feet 15 The magnitude of the vertical component of a vector " is determined by where 0 is the angle between v and the horizontal A. vsine B. ysine C. Vcose D. ysing