By using exterior angle theorem, we know that 31+angle 1 =150. therefore angle 1=119. Exterior angle theorem is where an angle exterior of an angle in the triangle addus up to 180 degreees, we also know the angles in a triangle sum to 180 degrees. Both sides have a common angle. If we subract it from the equation, we get what is said above.

5 0

2 years ago

What is 4/6+ 3/6 + 1/3

enyata [817]

the answer is 9/6 or 1 1/2

6 0

3 years ago

Read 2 more answers

On the coldest night in Oymayakon, Russia, the temperature dropped from 0°C to −20°C in 5 hours. What is the average temperature

Andrej [43]

it dropped from 0 to -20

-20 -0 = -20