Help me answer this please

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

In the diagram, gef and hef are congruent. what is the value of x

Determine domain and range, largest open interval, and intervals which function is continuous.