Answer:
Step-by-step explanation:
<u>Sum of n terms formula:</u>
<u>Solving for n</u>
- 3480 = 1/2n(9 + 165)
- 3480 = 87n
- n = 3480/87
- n = 40
Answer:
Option C. 
Step-by-step explanation:
we know that
The area of the shape is equal to the area of the complete rectangle minus the area of the inside square
so

x = 3x - 70 as corresponding angles
2x = 70
x = 35
∠LMN = 3x - 70 = 3*35 - 70 =35⁰
∠LMN = 35⁰
Answer:
16 books fit and theres .8 inches left
Step-by-step explanation:
16x2.2 = 35.2
36 - 35.2 + 0.8