Answer:
All angles in a triangle sum up to 180 degrees.
So, 63+71+x=180 degrees.
You add like terms: 134, and then add x.
134+x=180 degrees.
Minus x from both sides.
180-134=x.
What do you think x is?
You're answer is B.) 0.7 because both the fraction and the decimal read seven tenths.
56.6666... to the nearest tenth is <u>57</u>.
Vertex is (-3 , 21 ) you can put <span>y=-2x^2-12x+3 in google and you will see the function</span>
160/3 is 53 1/3 as a fraction
