Question

Look at the picture carefully. Red triangle in the left, blue in the right and green in the middle.

Lines PA and PD are equal. AB= BC = CD and ZA = 50°

a) what is the measure of angle D?

b) Are blue triangle and red triangle equal? write the condition to become these triangles equal

c) If AD = 12 and PB = 5 what is the perimetre of green triangle.

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Answer 1

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