Question

the angle of right angle are :choose a). acute,acute,obtuse b).
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Answer 1

Answer:

if there is only one option then your answer is that only

Answer 2

90 degrees

A right angle has a value of 90 degrees (90∘ ). A right triangle is a triangle in which one angle is a right angle. The relation between the sides and angles of a right triangle is the basis for trigonometry. The side opposite the right angle is called the hypotenuse (side c in the figure).