hilsonghg hilsonghg

23-07-2022
Mathematics

contestada

90°
Find mZR.
A. 30°
B. 60°
C. 120°
D. 180°
(2x)
to
P
90°
S

90 Find mZR A 30 B 60 C 120 D 180 2x to P 90 S class=

Respuesta :

Medunno13 Medunno13

23-07-2022

Answer:

120°

Step-by-step explanation:

Angles in a quadrilateral add to 360°, so

90+90+x+2x=360

180+3x=360

3x=180

x=60

So, angle R measures 120°.

Answer Link

23-07-2022

the correct would be 120°

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