Work out the size of angle z.

Mathematics
Work out the size of angle z.

ScanSolve AI Answer

Answer

20∘20^\circ

Step 1: Angles on a straight line add up to 180∘180^\circ.

z+160∘=180∘z + 160^\circ = 180^\circ

Step 2: Subtract 160∘160^\circ from both sides.

z=180∘−160∘z = 180^\circ - 160^\circ z=20∘z = 20^\circ

20^\circ

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