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16 votes
16 votes
Find mZR in rhombus QRST.SR3w-440T

User Primoz
by
2.3k points

1 Answer

15 votes
15 votes

Opposite angles are equal:

3w-44 = m

The four interior angles of a rhombus add up to 360°.

w + (3w-44) + w + (3w-44) = 360

w + 3w - 44 + w + 3w - 44 = 360

w + 3w + w + 3 w - 44 - 44 = 360

8w - 88 = 360

8w = 360+88

8w = 448

w= 448/8

w= 56

m 124

User Samuel Neugber
by
2.6k points