Triangle RST, with vertices R(-7,-8), S(-3,-7), and T(-6,-2), is drawn on the coordinate grid below. What is the area, in square units, of triangle RST?

Answers

Answer 1

Answer:

12

Step-by-step explanation:

Area of triangle formula is b*a (1/2)=A

b is height for non-right triangles

6*4(1/2)=A

24(1/2)=A

12=A


Related Questions

4. Is the point (5,-26) a solution to the following
system of equations? Show your work.
y = -5x - 1
y=-3x - 2

Answers

Answer:

No,

Step-by-step explanation:

y = -5x - 1

y=-3x - 2

y=-5x-1

-26=-5(5)-1

True

now

y=-3x-2

-26=-3(5)-2

−26≠−17

False

It is not a solution to both of them

PLS help!!
Function 1 is defined by the equation d=-3/7t-4
Function 2 is defined by the following table.

Which Function has a more negative slope?
O function 1
O function 2
O both have the same slope

Answers

Answer:

function 2

Step-by-step explanation:

Answer:

Function 2

Step-by-step explanation:

£3000 is invested at 4% compound interest per annum. What is the value of the investment after 3 years?

Answers

£3000 x 0.4 to the power of 3= £192
£192 + £3000 = £3192

please help me please will give brainliest to ​

Answers

Answer:

The fundamental theorem of algebra states that every non-constant single-variable polynomial with complex coefficients has at least one complex root. polynomials with real coefficients are included in this since every real number is a complex number with its imaginary part equal to zero.

Can I please get brainliest?

Answer:

It is non-constant variable polynomial with in depth coefficients and an in depth root.

Step-by-step explanation:

Classify the triangle by the side and angle

Equilateral

Scalene , right

Scalene , obtuse

Isosceles, acute

Answers

Answer:

scalene and right

Step-by-step explanation:

it's a scalene triangle because all the sides have different lenghts. it's also a right triangle because of the square indicating that the triangle has a 90 degree angle making it a right triangle.

Dr. Pebbles wants to buy tickets for the Oceanography class to attend a marine science center fieldtrip. If the tickets cost $32 each and the department has $3408 budgeted for the trip, what is the greatest number of tickets that can be purchased?

Answers

Answer: 106 tickets.

Step-by-step explanation:

3408/32 = 106.5You can't buy half a ticket, though, so the greatest number you can buy is 106.

find the value of x ​

Answers

Answer:20

Step-by-step explanation:

x=20(congruent side)

Hope it helped you.

Plz mark me brainliest.

what is the slope of the line determine by the cordinates (0,0) and (2,1.2)

Answers

Answer:

[tex]\displaystyle m=0.6[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to Right

Algebra I

Slope Formula: [tex]\displaystyle m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Point (0, 0)

Point (2, 1.2)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [SF]:                    [tex]\displaystyle m=\frac{1.2-0}{2-0}[/tex][Fraction] Subtract:                             [tex]\displaystyle m=\frac{1.2}{2}[/tex][Fraction] Divide:                                [tex]\displaystyle m=0.6[/tex]

Is the following relation a function?
{(4, 5), (5, 6), (4,3), (7, 8)}

Answers

Answer:

No

Step-by-step explanation:

If there's a repitition in the X values of the pair   (x,y), it is not a function.

The graph of a linear function is shown on the coordinate grid. (TEKS 8.4C-R) What is the y-intercept of the graph of the linear function?

Answers

3

The y axis intercepts the linear function at positive 3

PLEASE HELP! NEED HELP NOWWWW!!!! PLS! HELPPPP

Write the linear equation for the following word problem:

Your family has decided to go to the lake and rent a canoe. The rangers charge $6.50 per hour in addition to a $25 rental fee.

Answers

Answer:

$44.50

Step-by-step explanation:

Can some one help me pleas?

Answers

Answer:

65t - 156

Step-by-step explanation:

use a calculator

Answer:

65t - 156

0.416....

Step-by-step explanation:

first you multiply the 13 out to all the numbers inside the parenthesis

then you divide by 65 to get the answer 0.416 but it will be D.

Please help me, 30 points, really easy.

Find the missing dimension. Use the scale factor 1 : 12.

Answers

Answer:

15in

Step-by-step explanation:

Convert the 15 ft to inches (180) and then set up the proportion.\frac{1}{12} = \frac{x}{180}121=180x .  Cross multiply to get that 12x = 180 and x = 15 inches.

I think it’s 15 sorry if I get it wrong

Simplify 1/2 (10x + 20)
HELP

Answers

5x+10 is the simplified answer

What’s the slope of the line on the graph?

Answers

The slope would be 2x

I need help because i don't understand ?

Answers

Answer:

Step-by-step explanation:

You have to pick two points and then find The slope

6. If Birr 2500 invested at 6% simple interest per annum,
for 3 year, what is the interest
250
540
450
2950​

Answers

Answer:

The interest is 450C

Step-by-step explanation:

The formula of the simple interest is I = Prt, where

I is the intersetP is the investment amountr is the rate in decimalt is the time in years

∵ Birr invested 2500 at 6% simple interest per annum for 3 years

P = 2500

∵ r = 6%

→ Divide it by 100 to change it to decimal

∵ 6% = 6 ÷ 100 = 0.06

r = 0.06

t = 3

→ Substitute them in the formula above

∵ I = 2500 × 0.06 × 3

I = 450

The interest is 450

Based only on the given information, it is guaranteed that AC = BC.

Given: A ABC
AB I CD

A. True
B. False

Answers

Option B is correct that is false.

We have been given a figure we need to tell that the two lines are perpendicular.

Lines are perpendicular if they meet at the right angle.

Line CD is perpendicular AB to vice-versa is not true.

Hence, Option B is correct

What is perpendicular with examples?

Lines that intersect each other forming a right angle are called perpendicular lines. Example: the steps of a straight ladder; the opposite sides of a rectangle. The symbol is used to denote two perpendicular lines: ⊥ ⊥ .

The perpendicular symbol is ⊥. It is used between the two lines to show that they are perpendicular to each other.

Perpendicular lines intersect at right angles (90°) while parallel lines are parallel to each other and never intersect.

Learn more about perpendicular here;

brainly.com/question/1202004

#SPJ5

pls help and SHOW WORKINGS
It due ASAP

Answers

Answer:

Any real number strictly larger than 9 and strictly less than 21.

Step-by-step explanation:

By triangle inequality, the sum of the lengths of any two sides are greater than the length of the third side.

We therefore could set up three inequalities.

x+6>15, x+15>6, 15+6>x

Solving these, we get x>9, x>-9, x<21 i.e. 9 < x < 21.

the question is in the pic​

Answers

Answer:

d the bottom one

Step-by-step explanation:

both are a right angle and are the exact same shape

Find the square roots of 16

Answers

[tex]\longmapsto \sqrt{{16} } \\ \\ \longmapsto{4} [/tex]

Help plz i hate this but everytime I do this I get it worng

Answers

Answer:

The answer is 19.25

Step-by-step explanation:

Key skills needed: Fraction operations, decimal conversion

1) We are given the hint to use 9 as "b", and we get:

---> [tex]a = \frac{16}{8}(9) + \frac{10}{8}[/tex]  

Let's do  [tex]\frac{16}{8}(9)[/tex]

--> [tex]\frac{16}{8}[/tex] is the same as [tex]16[/tex] ÷ [tex]8[/tex]

16 divide by 8 is 2.

2) This means that it would be  ---> [tex]2(9)[/tex]  which is simply 2 times 9.

2 times 9 = 9 + 9 = 18

3) With that result, it would be  ---> [tex]a = 18 + \frac{10}{8}[/tex]

Now, do [tex]\frac{10}{8}[/tex] (10 divided by 8)  ---> Get 1.25

4) 18 + 1.25 = 19.25, so --> [tex]a = 19.25[/tex] is the answer

Hope you understood and have a nice day!!   :D

SOMEONE PLEASE HELP ASAP

Answers

Answer: 16.2 is the answer

Step-by-step explanation:

What is the y intercept of the following equation -5y-3x=10
It has to look something like this

Answers

Answer:

-2

Step-by-step explanation:

First, let's put this in slope-intercept form:

-5y-3x=10

5y = -3x - 10

y = (-3/5)x - 2

The y-intercept is -2.

Are these equilateral isosceles or scalene I’ll give brainlest if right

Answers

Answer: 7) isosceles 8) scalene 9) congruent 10) scalene 11) isosceles 12) congruent

Step-by-step explanation: Scalenes have two matching sides, congruent has all matching sides, and scalene has no matching sides :)

9: equilateral
8: scalene
7: isosceles
10: scalene
11: isosceles
12: equilateral

sorry if i'm wrong <3

need help with functions

Answers

Answer: ur right

Step-by-step explanation:

Can someone help i will give i the brainly answer thing

Answers

Step-by-step explanation:

x-25= 6x-5

-5x = 20

x=-4

(6x-5)+(x-25)=180

Would give you x=30, not sure if this would helps

I found my VibeBuddy ong im too happy!!!!!!!!!!!!

Answers

Answer: OMG i hope they are nice to you

Step-by-step explanation:

please help me there is a pic thankyou ​

Answers

Answer:

2

Step-by-step explanation:

y^m x y^n = y^m+n

so y^-4 x y⁶ = y^-4+6

-4+6=2

NOTE: ^ means to the power of

e.g: y^2 is y² :)

n=2 since the bases are the same which is y you can just add them -4+6=2.

Find the product
(4)(-11) =

Answers

Answer:

4 X -11

-44

plz mark as brainliest

Answer:

-44

Step-by-step explanation:

Basically It's like 4x11, but you put a negative sign.

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