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ycow [4]
3 years ago
5

Please help solve this and what are the answers

Mathematics
1 answer:
ANEK [815]3 years ago
3 0

Answer:

a. -3/4   b. 4/3

Step-by-step explanation:

a.

To find the slope of a line, use the equation (y2 - y1) / (x2 - x1).

Plugging the values into the equation, you get (-5 - -8) / (0 - 4) = 3/-4

Thus, the slope of line <em>p</em> is -3/4.

b.

A perpendicular line is just one with a slope that is the opposite reciprocal of the original line. You find the slope value by flipping the fraction and adding the opposite sign (if it was originally positive, the perpendicular line should be negative, and vice versa).

So, the slope of line <em>r</em> is 4/3.

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Initial Knowledge Check
kenny6666 [7]

Answer:

The volume of tank to the nearest cube is 503 ft³

Step-by-step explanation:

Given that,

Diameter of tank = 8 ft

radius = 4 ft

Height = 10 ft

We need to calculate the volume of tank

Using formula of volume

V= \pi r^2h

Where, r = radius

h = height

Put the value into the formula

V=\pi\times4^2\times10

V=502.6\ ft^{3}

V=503\ ft^{3}

Hence, The volume of tank to the nearest cube is 503 ft³

4 0
3 years ago
Helppp the tutorsss arent workinggg
Rama09 [41]

Answer:

210.82

Step-by-step explanation:

arc length= 2pi r (Ø/360)

= 2x 3.14 x 47(257/360)=210.82

5 0
3 years ago
Write the slope - intercept form of the equation. PLEASE HELP. i will mark brainliest
cestrela7 [59]

Answer:  

Step-by-step explanation:  To find the equation of the perpendicular line, take the reciprocal of the slope with the opposite sign.

For example, the reciprocal of 4/3 is 3/4 and if it's negative, the opposite is positive.

The reciprocal of 2 is 1/2. and if it's positive, the opposite is negative.

The reciprocal of any number or fraction is whatever you multiply it by to get 1.  4 times 1/4 is  1  5/4 times 4/5 is 1.  What about 1 ?  1 times 1 is 1. So one is its own reciprocal!

I hope this helps. (we're not supposed to give answers to t e s t s.)

5 0
3 years ago
HELP PLEASE I BEG
OverLord2011 [107]

Answer:

Juan invested $ 11,800 in Fund A and $ 7,200 in Fund B.

Step-by-step explanation:

Given that Juan invested $ 19000 in two mutual funds, and Fund A earned 7% profit during the first year, while Fund B earned 3% interest, if he received a total of $ 1042 profit, to determine how much she had invested in each mutual fund the following calculation must be performed:

19000 x 0.07 + 0 x 0.03 = 1330

15000 x 0.07 + 4000 x 0.03 = 1170

11000 x 0.07 + 8000 x 0.03 = 1010

11500 x 0.07 + 7500 x 0.03 = 1030

11800 x 0.07 + 7200 x 0.03 = 1042

Therefore, Juan invested $ 11,800 in Fund A and $ 7,200 in Fund B.

4 0
3 years ago
Answwer this please for 20 points and brainiest
Orlov [11]
264/2200 = 0.12

0.12*100 = 12%
6 0
2 years ago
Read 2 more answers
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