Answer:
Step-by-step explanation:
Hence, the surface area of a triangular pyramid is 140 square units.
She knits 18 squares on Monday.
Then she knits 7 more squares each day:
Tuesday: +7, Wednesday: +7, Thursday: +7 and Friday: +7
18 + 7 * 4 = 18 + 28 = 46
Answer: She has 46 squares on Friday.
X^2+9x+9x+81
x^2+18x+81
for factoring it
Answer:
1. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.
2. extreme or alarming importance; seriousness.
"crimes of the utmost gravity"
Step-by-step explanation:
Gravity, also called gravitation, in mechanics, the universal force of attraction acting between all matter. ... On Earth all bodies have a weight, or downward force of gravity, proportional to their mass, which Earth's mass exerts on them. Gravity is measured by the acceleration that it gives to freely falling objects.
Answer:
The answer is 77
Step-by-step explanation:
So, first put them in number order: 65, 73, 77, 77, 81, 83, 98. Then, we cross out the first and the last number. Now the numbers we have are 73, 77, 77, 81, 83. Then, we do that again. 77, 77, 81. One more time. 77 is the number we have left. Easy, right?