Mathematics

Problem

Which of the following sets of measurements cannot be used to construct a unique triangle? a)

3\,\text{cm},\;4\,\text{cm},\;5\,\text{cm}

(three sides) b)

5\,\text{cm},\;6\,\text{cm}

and a non-included angle

40^{\circ}

c) Two angles

45^{\circ},\;60^{\circ}

and the non-included side

6\,\text{cm}

d) Right angle

(90^{\circ})

, hypotenuse

13\,\text{cm}

and a leg

5\,\text{cm}