The area of the quadrilateral is 180 cm². The length of the perpendiculars drawn from the opposite vertices on the diagonals are 6 cm and 14 cm respectively. Find the length of the diagonal.
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Answer:
Step-by-step explanation:
(p∨q)↔q. =((p∨q)→q)∧((p∨q)←q) ... 1 Down vote. You got this far: p∨q≡(∼p∨q)∧(p∨q). Use distributivity: p∨q≡(∼p∧p)∨q.
Answered by
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Answer:
Step-by-step explanation:
Given :
The area of the quadrilateral is 180 cm². The length of the perpendiculars drawn from the opposite vertices on the diagonals are 6 cm and 14 cm respectively. Find the length of the diagonal.
To find:
Find the length of the diagonal.
Solution :
Area of Quadrilateral = Area of two
triangles formed by Diagonal
Diagonal Length = D cm
Area of one traingle = (1/2) * D *6 = 3D cm²
Area of Secong triangle = (1/2) * D * 14 =
7D cm²
Area of Quadrilateral = 3D + 7D = 10D cm²
10D = 180
=> D=18
Length of Diagonal = 18 cm
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