Answer:
Your answer is 42
Step-by-step explanation:
Have a nice day! ^^
-Poppy
Answer:Dos triángulos son congruentes si tienen iguales dos de sus lados respectivos y el ángulo comprendido entre ellos y el ángulo opuesto mayor medida que ellos. 4° Dos triángulos son congruentes si tienen dos lados correspondientes y el ángulo opuesto mayor de estos lados congruentes.
Step-by-step explanation:
Answer:
26.4 km/hr
Step-by-step explanation:
Sofia and Diego drive to work.
For Sofia
We convert miles to km
Sofia drives 72 miles in 1.5 hours.
1 mile = 1.6 km
72 miles = x
x = 72 × 1.6 km
x = 115.2 km
We find the speed in km/hr
Speed = Distance /Time
= 115.2km/1.5 hours
= 76.8 km/hr
For Diego
Diego drives 126 km in 2 hour 30 min.
Speed = Distance/Time
Time = 2 hour 30 min = 2.5 hours
Speed = 126km/2.5 hours
= 50.4 km/hr
The difference between their average speeds in km/h is calculated as:
76.8 km/hr - 50.4 km/hr
= 26.4 km/hr
Answer:
2x-9y
when you add 2 and 7 it's 9, so add the y, then 4-2 which is 2, add an x.
2x-9y