Answer:
Cheater.
Step-by-step explanation:
this is your math teacher. I am very disappointed, never go on this website again.
For number one
S: supplement.
R: angle1+angle8 =18
#2
S: supplement
R: angle 3+ angle 6=180
Answer:

Step-by-step explanation:

3/4 and 2/5 have a common denominator which is twenty so you can rewrite the equation with just knowing that



You can then multiply both sides by twenty to solve this equation.
Hope this helps.
Based on the angles, we know this is a 45-45-90 triangle.
In this type of triangle, x and y will be equal. The formula for the sides is x * rad 2 = 8 .
8/ rad 2 = 5.66
Both X and Y are 5.66 units.
Answer:
Step-by-step explanation:
sinx = 17/22
x = arcsin(17/22)
x = 50.599431246...°
x = 51°