Question

THE AREA OF A CONVEX QUADRILATERAL WHERE AC IS
PERPENDICULAR TO BC AND AC=3CM AND BD=8CM​

Answer 1

Answer:

AREA IS 12CM

Step-by-step explanation:

CALL THE PERPRNDICUALAR INTERSECTION E

ABC IS A TRIANGLE WITH BASE AC=3CMAND HEIGHT h=BE

ADC IS A TRIANGLE WITH BASE AC=3CM AND HEIGHT ED=BD-h =8-h

THE AREA IS SUM OF 1/2 BH OF BOTH TRIANGELS

AREA=1/2(3)(h)+1/2(3)(8-h)

=1/2(3)8

=12cm

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