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In Fig. 10.43, ABCD is a trapezium such that ABIDC Find 4D and cC andverity that sum of the four angles is 36040709Fig. 10.43 |
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Answer» AB || DC we have<A + <D = 180° angle D= 180-40= 140also <B + <C = 180° angle c= 110 |
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