Answer:
Step-by-step explanation:
Postulate 5: If two planes intersect, then their intersection is a line.
The answer is 126 degrees
Answer:
20/49
Step-by-step explanation:
Answer:
25%
Step-by-step explanation:
Start by dividing 84 by 4 and you get 21. Then take 100 and divide that number by 4, and you get 25. There is your answer. The 21 jars of grape jelly are equal to 25% of the number 84. Hope this helps!
First let's rewrite it...
18a^2 + 20a + 8
Factor out a 2
2 (9a^2 + 10a + 4)