Math, asked by gourangasaha9165, 7 months ago

IN A PARALLEOGRAM PQRS T IS A POINT ON SIDE RS . IF AR (parallelogram PQRS) =172 CM THEN AR (ANGLE PTQ) IS​

Answers

Answered by Legend42
1

Answer:

In △BCD,

DB2+BC2=DC2⇒DB2=172−82=225⇒DB=15 cm

Ar(△BCD) = 12×b×h=12×8×15=60 cm2

In △BAD,

DA2+AB2=DB2⇒AB2=152−92=144⇒AB=12 cm

Ar(△DAB) = 12×b×h=12×9×12=54 cm2

Area of quad. ABCD = Ar(△DAB) + Ar(△BCD) = 54 + 60 = 114 cm2 .

Area of trap(PQRS) = 12(8+16)×8=96 cm2

Answered by dilipraya027
3

Step-by-step explanation:

when we do like above , we get the answe as 86

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