Answer: 6
Step-by-step explanation:
One of the triangular faces is 4*3= 12. Then 1/2 of 12 is 6.
She need 1/12 cup of oil. A fraction is a portion of a whole or, more broadly, any number of equal parts. In everyday English, a fraction describes the number of parts of a specific size, such as one-half, eight-fifths, or three-quarters.
<h3>What is meant by fraction?</h3>
- A fraction is a portion of a whole or, more broadly, any number of equal parts. In everyday English, a fraction describes the number of parts of a specific size, such as one-half, eight-fifths, or three-quarters.
- fraction, A number expressed as a quotient in arithmetic, in which a numerator is divided by a denominator. Both are integers in a simple fraction.
- A complex fraction contains a fraction in either the numerator or the denominator. A proper fraction has a numerator that is less than the denominator. A fraction is a portion of a whole number and a method of dividing a number into equal parts.
<h3>How to find how much cup she want?</h3>
- She needs 1/3 cup of oil
- She have 1/4 cup of oil
To find how much need to obtain 1/3 of cup
we need to subtract what we have from what we need.
so , we have 1/4 and need 1/3
= 1/3 - 1/4
= 
= 1/12
she need 1/12 cup of oil more to make cake.
To Learn more about fraction refer :
brainly.com/question/1622425
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Answer:
(21.4, 18.6)
Step-by-step explanation:
Given that:
Mean (μ) = $20 per week
Standard deviation (σ) = $5
number of sample (n) = 49
Confidence level = 95% = 0.95
α = 1 - 0.95 = 0.05
from the probability table.
The margin of error (e) =
Confidence interval = μ ± e = (μ + e, μ - e) = (20 + 1.4, 20 - 1.4) = (21.4, 18.6)
Step-by-step explanation:
Quick Tip - Plug the pure number inside the parenthesis into all x of the function given.
f(2) = 2^2 - 3×2 + 2 = 4 - 6 + 2 = 0
f(5) = 5^2 - 3×5 + 2 = 25 - 15 + 2 = 12
g(3) = 3^2 + 2×3 - 5 = 10.