Answer:
2n +10= 140
4n- 40= 80
2n= 3n - 20
Step-by-step explanation:
it is the am progression or sum progression


<---How much is produced by all the trees in a year.
They want how much each day so divide by 365


<---answer per day
Answer:
Measure of arc ZWX is <u>230°.</u>
Step-by-step explanation:
Given:
arc WX = 50°
Now
The diameter divide a circle into two equal parts
so

Since WZ is diameter of the circle.
substituting in above equation we get

Hence Measure of arc ZWX is <u>230°.</u>
Answer:
The u equation, a parabola
Step-by-step explanation:
This is a quadratic equation, since we have a variable 'x' raised to second power.
The vertex can be found using the formula x=-b/2a when the parabola is written as y=ax2 + bx +c.