Answer:
Step-by-step explanation:
2/5+ (7 1/5) = 3 +(-7) + 2/5 +(- 1/5)=
38/5 = -19/5
300=15x
x=20 weeks
The third equation
w=20 weeks
1. A= a²
2. Find the square root of the area to find the length of its side length.
3. √81= 9
√89= 9.43
4. For the first square, the side length is a rational number because 9 is a whole number. For the second square, the side length is irrational because the decimals do not repeat themselves.
Answer:
Primary : letters, artifacts, contracts
Secondary : documentaries, encyclopedias, biographies
Step-by-step explanation:
(I'm not too sure about contracts, so you might want to check yourself for that one)
Answer: 81/2 inches squared or 40.5 inches squared
Step-by-step explanation:
The volume of a pyramid = bh/3
so V = bh/3
V = 108 and h = 8, so plug these in
108 = 8b/3
b = 108 *3/8
= 40.5 inches squared
or if you want a fraction, 81/2 inches squared
