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Can someone please help me fast

Can someone please help me fast-example-1

2 Answers

3 votes

Answer:

the answer for d is 135

User Sam Dark
by
4.5k points
6 votes

Answer:

135°

Explanation:

WILD is a cyclic quadrilateral.

Opposite angles in a cyclic quadrilateral are Supplementary.


\therefore \angle \: I + \angle \: D = 180 \degree \\ \\ \therefore 45 \degree + \angle \: D = 180 \degree \\ \\ \therefore 45 \degree + \angle \: D = 180 \degree \\ \\ \therefore\angle \: D = 180 \degree - 45 \degree \\ \\ \huge \red{ \boxed{\therefore\angle \: D = 135 \degree }}

User Einord
by
5.4k points