Question

A quadrilateral is given in the figure. The length of one diagonal is 16 centimeters and the lengths of the perpendiculars from the opposite vertices to that diagonal are 9 centimetres and 7 centimetres. The area of the quadrilateral in square centimeters is :

• A. 504
• B. 128
• C. 441
• D. 103.5

Answer 1

Answer:

B. 128

$Area = 1/2 \times{d}(h_1+h_2)$

$=1/2\times16\times(9+7)$

$=8\times16$

$=128$