Answer:
99 degrees
Step-by-step explanation:
81+a=180, so
180-81=99
a=99
Answer: The answer would be y=1/2x+2
Answer:
h = 1.403733341286
Step-by-step explanation:
17.
the triangle of sides ‘l’ and ‘l-h’ is a right angled triangle.
Then

Then

Then

18.
For l = 6 and θ = 40 :

= 6-6cos(40)
= 1.403733341286
<span>The correct answer is line.
Explanation:
A line contains an infinite number of points, but since each point has no width or length to speak of, there is no width to a line. Additionally, it has infinite length since there is an infinite number of points included in it.</span>
You can compare and contrast whole number, integers, and rational numbers. For instance, some are negative some aren't!