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2 years ago

SOMEONE PLEASE HELP ME

Mathematics

2 answers:

blagie [28]2 years ago

6 0

Answer:

∠1=55°

Step-by-step explanation:

Since all the angles in a triangle have to add up to 180° we can make an equation

80°+45°+∠1=180°

∠1=55°

storchak [24]2 years ago

5 0

180-(45+80)=55
Triangle Q S R =180

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Assoli18 [71]

4. Supplementary angles together make a straight line (two right angles). So BOE is supplementary to BOC

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