3 years ago

Please help me with all these.

1 answer:

7 0

In the first table, y = 4x. So y is proportional to x.

In the second table, y is not proportional to x.

In the third table, 2y = 3x. So, y is proportional to x.

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3 years ago

A trapezium named pqrs with right angles at q&r. PQ equals to 9 cm, PR equals to 4 cm and RS equals to 6 cm. calculate the p

Angelina_Jolie [31]

Answer:

Step-by-step explanation:

Draw a picture. Seriously, this time you need to, so you can see that PS is the hypotenuse of a right triangle with legs of length 3 and 4 .

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Amanda [17]

Answer:

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Step-by-step explanation:

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3 years ago

One leg of a right triangle is 10 units, and its hypotenuse is 12 units. What is the length of the other leg? A. about 7 units B

Alborosie

Answer:

Step-by-step explanation:

We can use the Pythagorean Theorem:

$a^2+b^2=c^2$ , where a and b are the two legs and c is the hypotenuse.

Plug in what we know:

$(10)^2+b^2=(12)^2$

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3 0

3 years ago

Read 2 more answers

A brownie recipe requires 2 3/4 cup of sugar to one cup of chocolate chips. If 3 2/3 cup of sugar is used, how many chocolate ch

TEA [102]

A way you can set this up is like this.
1 / 2.75 = x / 3.66667
Solve for x by cross multiplying
x = 1.333
or
1 and 1/3 cups

5 0

3 years ago