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please awnser, i have a geometrytest on tuesday, i need to see if people on here can awnser these types of questions

please awnser, i have a geometrytest on tuesday, i need to see if people on here can-example-1
User Sokie
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\begin{gathered} \angle1\text{ and }\angle2\text{ are right angles. }\; \; \; \text{Given} \\ m\angle1=90\degree,m\angle2=90\degree,\text{ }\; \; \; \text{Definition of a right angle} \\ m\angle1=m\angle2,\; \; \; \; \text{Substitution property of equality} \\ \angle1\cong\angle2,\; \; \; \; \text{Definition of angle congruence} \end{gathered}

User Remy
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