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i think the answer should be x° +y°= 90°.
hope it helps you
hope it helps you
tarani11:
how?
left triangle is an obtuse angled triangle .it means one angle is 120 and the other angles will be of 30,30 degree. so x will be of 30 degree
and i think the triangle on the right is equilateral. ans the angles of equilateral triangle are 60°
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