Find quotient in exponial forms 9power5 / 3 power 6 answer in detail​

The hypotenuse of a 45 -45 -90 triangle measure 7 square root 2 units

Angel entered a triathlon (a three-part race). he swam 1 mile, rode his bike 30 miles, and ran 10 miles. how far did he go altogether? a. 11 miles b. 123 miles c. 41 miles d. 40 miles

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?