Can someone help me with a math test please for functions stats and trig ?? please asap it’s urgent

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes