A measure of three angles of a triangle is shown below. What is the measurement of x? Record your answer in the gridable below.

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

Anyone know? will mark brainliest if correct!