D shdndndndmdkdkdkddkdkdjdjjd
Answer:
false
Step-by-step explanation:
Answer:
28
Step-by-step explanation:
7×4=28 hope this help
<em><u>Question:</u></em>
At the market, 5 light bulbs cost $9. How much do 7 light bulbs cost?
<em><u>Answer:</u></em>
Cost of 7 bulbs is $ 12.6
<em><u>Solution:</u></em>
Given that,
5 light bulbs cost $ 9
Find the cost of 1 bulb
Cost of 1 bulb is found by dividing the cost of 5 bulbs by 5
Thus cost of 1 bulb is $ 1.8
<h3><u>Find the cost of 7 bulbs:</u></h3>
Thus cost of 7 bulbs is $ 12.6
Answer: 520.5 m²
This answer is not an answer choice provided, but I hope this still helps.
Step-by-step explanation:
The formula to find the surface area of a cone is . Looking at the formula, we can see there are radius and height. The figure provided gives the radius is 7.1 m and height of 14.6 m. Since we have these values, we can just plug them into the formula.
Now that we have filled out the formula, we can plug this into a calculator to get the surface area. It is possible to do this by hand, but it is hard to be accurate.