A trapezoidal prism, ABCDEFGH, is shown in the diagram below. The length of the base is 7.5 cm and the width is 6.3 cm. The height of the prism is 6.5 cm and the length BF is 8.8 cm. In the trapezoidal cross-section ABFE side AB is parallel to side EF.
Calculate the length AB.
Find the size of the angle .
Did this page help you?