Help Find the lateral area of this pyramid whose base is an equilateral triangle. Its slant height is 14 ft and the length of ea
1 answer:
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Answer:
A ≈ 43.3 cm²
Step-by-step explanation:
the area (A) of an equilateral triangle is calculated as
A = ( s is a side of the triangle )
given perimeter = 30 cm , then
s = 30 cm ÷ 3 = 10 cm
then
A = =
= 25
≈ 43.3 cm² ( to the nearest tenth )
Answer:
Step-by-step explanation:
Given the expression , to solve the expression, we need to write both scientific notation to the same power of 10.
The expression above becomes . On taking the difference;
The final expression gives the right answer
Answer:
33.34%.
Step-by-step explanation:
Given that,
The actual price of the shirt = $36
Price on sale = $24
We need to find the percent of the decrease. The formula for the percentage is given by :
Putting all the values,
So, the percentage decrease in the price of the shirt is 33.34%.