3 years ago

Can a 3 foot-by-9 foot rectangle be a scaled copy of a 3 foot-by-1 foot rectangle? Explain

Mathematics

1 answer:

Bumek [7]3 years ago

7 0

No,because 9 feet is way bigger than 1 foot.

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I need help answering these two questions . This is missing sides and Angles of Right Triangles

iren [92.7K]

1) Tanθ= opposite/adjacent
θ=Tan-1(9/7)
θ=52.125 = 52 degrees

2) Cosθ= adjacent/hypothesis
θ=Cos-1(5/12)
θ=65.376 = 65 degrees

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3 years ago

The diameter of a circular chip is doubled to use in a new board game. The area of the new chip will be

nikitadnepr [17]

Answer: $A_2=\frac{\pi(2D)^{2}}{4}$

Step-by-step explanation:

1. You have the following formula for calculate the area of the original circular chip:

$A_1=\frac{\pi(D)^{2}}{4}$

Where D is the diameter of the circle.

2. Then, if the diameter of the original circular chip is doubled (2D) to use in a new board game, the area of the new chip can be calculated with the following formula:

$A_2=\frac{\pi(2D)^{2}}{4}$

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3 years ago

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Pls help I'll give brainliest!

natali 33 [55]

Answer:

Step-by-step explanation:

$t_n = {n}^{2} - 5 \\ \therefore \: t_{10} = {10}^{2} - 5 \\ \therefore \: t_{10} = 100 - 5 \\ \huge \red{ \boxed{\therefore \: t_{10} = 95 }}\\$

10th term of the sequence is 95.

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3 years ago

Duval had 7/8 quart of milk. He used 1/6 quart for a recipe. How much milk does Duval have left? Show your work.

Sonbull [250]

Answer:

He has 7/48 left.

Step-by-step explanation:

7/8 X 1/6

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2 years ago

Help please! i dont understand how i'm supposed to fill the table if i dont have all the information

vaieri [72.5K]

Use the ticket price in the first column in the formula 400-7p to get the answer for the second column (number of tickets sold)

Then multiple the number to f tickets in the second column by the price in the first to determine the revenue.

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3 years ago