A=1/2 (a+b)h work out A if a=2 b=7 h=3

Answers

Answer 1

Step-by-step explanation:

A =1/2(a+b)h

1/2(2+7)31/2×2713.5

hope it helps.


Related Questions

How many feet are in 5 yards 1 foot?

Answers

Answer:

welp-_- in 1 yard theres 3 so..........in 5 yards there 15 feet + 1 is 16 your welcome

Step-by-step explanation:

but..................subscribe to my channel

https://www.yo utube.com/channel/UCaShoTLLOuuj9D4vqFtTpSQ/

*take the space out*

There are 16 feet in 5 yards

The rectangle below has an area of 18x3 square meters and a length of 2x2 meters.
What is the width of the rectangle?

Answers

The rectangle had a width of 50 meters

Find the Area of the circle. Round your answer to the nearest hundredth.
Diameter is 3in.

Answers

Answer:

A = 7.07

Step-by-step explanation:

A = pi 1.5^2

A = pi 2.25

A = 7.07

The highest speed ever recorded for a bicycle was 166.944 miles per hour. What is this speed rounded to the NEAREST tenth?

Answers

Answer:

166.9 miles per hour

Step-by-step explanation:

To round a number to the nearest tenth, look at the next place value to the right (the hundredths). If it's 4 or less, just remove all the digits to the right. If it's 5 or greater, add 1 to the digit in the tenths place, and then remove all the digits to the right. Then, the answer is 166.9.

Convert 7 km into ft3

Answers

Answer:

22965.9

Step-by-step explanation:

multiply the length value by 3281

Answer:cubic foot: 2.472e+11

What’s the answer (no link I give brainly)

Answers

Answer:

The answer is C i'm pretty sure

Hope this helps :)

un ascensor se encuentra en la duodécima planta de un edificio, sube 10 pisos, despues en baja 1, en sube 3 y en baja 5. ¿En qué planta se encuentra en el final?

Answers

Answer:

It is in the plant 19.

Step-by-step explanation:

please help me!!! i’ll mark you as brainliest

Answers

Answer:

[tex]\angle 1+\angle 5 = 90[/tex]

Step-by-step explanation:

Given

The attached plot

Required

Prove that:

[tex]\angle 1+\angle 5 = 90[/tex] --- right angle

From the plot, we have:

[tex]\angle 1+\angle 2 + \angle 3+\angle 4+\angle 5 = 360[/tex] --- angle at a point

[tex]\angle 2+\angle 3 = 180[/tex] --- straight line

[tex]\angle 4 = 90[/tex] --- This divides [tex]\angle 2 + \angle 3[/tex] to equal parts

So, we have:

[tex]\angle 1+\angle 2 + \angle 3+\angle 4+\angle 5 = 360[/tex]

[tex]\angle 1+ (\angle 2 + \angle 3) +(\angle 4)+\angle 5 = 360[/tex]

This gives:

[tex]\angle 1+ 180 +90+\angle 5 = 360[/tex]

[tex]\angle 1+ 270+\angle 5 = 360[/tex]

Collect like terms

[tex]\angle 1+\angle 5 = 360-270[/tex]

[tex]\angle 1+\angle 5 = 90[/tex] --- proved

a car with 12 gallons of gasoline drives 321 miles until the tank is empty.

write a linear equation that describes the amount of gas left in the car,y,after driving x miles

(type the answer in slope intercept form)
use integers or simplified fractions for any number I the expression

Answers

Answer:

[tex]y = - \frac{4x}{107} + 12[/tex]

Step-by-step explanation:

You start with 12 gallons, and for every mile that you drive, you will deplete [tex]\frac{1}{321}[/tex] of your total amount of gas, or [tex]\frac{12}{321} = \frac{4}{107}[/tex] gallons of gas for every mile you drive. Thus, for every x miles you drive, you'll deplete [tex]\frac{4x}{107}[/tex] miles. Subtract that from 12 to get your final answer.

[tex] \frac{12 \times x}{321} [/tex]

The circumference of a circle is 140 cm.
What is the radius of the circle?

Answers

2*22/7*r=140

r=22.27

is the answer

Answer:

i believe its 28

Step-by-step explanation:

Which of the following are exterior angles? Check all that apply.

Answers

Answer:

2,3,6,5

Step-by-step explanation:

exterior angles are angles not in the shape

What is the smaller zero of y = r2 – 6x + 8

Answers

Answer:

i think it's 27

Step-by-step explanation:

sorry if im wrong

Let x represent the number. Use the given conditions to write an equation. Solve the equation and find the number.
A number increased by 4 is two times the number.

Answers

Answer:

x+4=x*2

x=4

Step-by-step explanation:

PLEASE HELP LOOK AT PICTURE YOU ANSWER I GIVE BRAINLIEST

Answers

Answer:

Your answer would be 26.64cm.

A step-by-step explanation for you, peabrain:

For all four sides:

1.8cm x 2.7cm = 4.86cm

4.8cm x 4 sides = 19.44cm

For the top and bottom:

1.8cm x 1.8cm = 3.6

3.6cm x 2 sides = 7.2cm

For the complete LSA (lateral surface area):

19.44 + 7.2cm = 26.64cm

Do not forget to round, if that is in your homework instructions :-)!

Answer:

Solution given;

l=1.8cm

b=1.8cm

h=2.7cm

now

lateral surface area =2(lb+lh+bh )

=2( 1.8*1.8+1.8*2.7+1.8*2.7)

=25.92cm² is a required answer.

Do the sides 4, 5, and 6 form a Pythagorean Triple?

Answers

Answer:

They do not form a Pythagorean Triple.

If it was a Triple,  4^2+5^2 should equal 6^2.

4^2+5^2=16+25=41

6^2=36

41≠26

It doesn't work, therefore it is not a Pythagorean Triple.

Answer:

no

Step-by-step explanation:

A pythagorean triple is only formed by 3 sides

Members of a basketball team are reviewing their scores from the last several games. They record their point totals in the stem-and-leaf plot shown.

Use the drop-down menu below to answer the question about the stem-and-leaf plot.

Answers

Answer:

13 games

Step-by-step explanation:

Answer:

13 games

Step-by-step explanation:

how many liters of water does the pool need?

Answers

Answer:

c

Step-by-step explanation:

12 times 1.5 times 3.8

Exponential Functions
Lad Assessment

Which values of a and b in the exponential function y = a · b× would result in the following graph?

a. a = -3, b = 2 c. a = 3, b = 2
b. a = -1, b = 3 d. a = 2, b = -3

Answers

Answer:

A. a = -3, b = 2

Step-by-step explanation:

I calculated it logically

I'm not entirely sure what to do with this

Answers

Answer:

80

Step-by-step explanation:

It's supplementary to angle DAC.

In a class of pupils, 13 play the flute and
piano.
12 play the flute only.
3 play the piano only.
7 play neither instrument.
How many pupils are in the class?

Answers

Answer:

35 Pupils

Step-by-step explanation:

You would add up each number: 13 + 12 + 3 + 7 = 35. I Hope This Helps :)

Answer:

45

Step-by-step explanation:

13 + 12 + 3 + 7

9 2 + 3 3 - 30 divided by 6

Answers

Answer:

117

Step-by-step explanation:

Answer:

Your answer is 120!

Step-by-step explanation:

PEMDAS

92 + 33 - 30 ÷ 6

= 92 + 33 - 5

= 125 - 5

= 120

A sprinter ran the 400 meter dash in 44.62 seconds. Convert her speed into miles per hour

Answers

Answer:

v = 20.7 mph

Step-by-step explanation:

Given that,

Distance, d = 400 m

Time, t = 44.62 s =

We need to find the speed of the sprinter. The speed of an object is defined as total distance covered divided by time taken. It can be given by :

[tex]v=\dfrac{d}{t}\\\\=\dfrac{0.248\ mile}{0.012\ s}\ (As\ 1\ m=0.000621371\ mile)\\\\=20.7\ mph[/tex]

Hence, the speed of the sprinter is equal to 20.7 mph.

Find the slope of the graph of the linear equation

3y = 2x + 3

Answers

Answer:

Slope = 2/3.

Step-by-step explanation:

First, you have to make the y independent, meaning you must remove any coefficients it has. To do this, simply divide by three y on both sides. You are left with y = 2/3x + 3. 2/3 is the slope; 3 is the y-intercept.

Solve for x. Leave your answer in simplest radical form.

Answers

I hope this helps you

do hypotenus theorem on two acut triangles

9^2-5^2=x^2+6^2

x^2=20

x=2 square root of 5

Here is a cuboid

5cm
5cm

Assume that the total surface area of the cuboid is 200cm2
Work out the volume of the cuboid

Answers

Answer:

144.352

Step-by-step explanation:

Answer:

187.5

Step-by-step explanation:

200 - 2 X 5 x 5 = 50

200-50 = 150

150/4 = 37.5 x 5 = 187.5 - hope this helps

PLEASE HELP ME ASAP
Match the trigonometric ratios with their values based on the triangle shown in the diagram.

Answers

ANSWER:
12/25 = sinD*CosD
3/5 = SinD
16/15 = CosC*tanD
4/5 = tanC*tanD
STEP BY STEP EXPLANATION:
Finding the angles
Finding angle BCD
Sin(90)/5=Sin(BCD)/3
3sin(90)=5Sin(BCD)
3sin(90)/5=Sin(BCD)
sin^-1(3sin(90)/5) = /BCD
36.86989765 degrees = /C
Finding angle /CDB
Sin(90)/5=Sin(CDB)/4
Sin^-1(4sin(90)/5) = /CDB
53.13010235 degrees = /D
Evaluate the given question:
SinD=Sin(53.13010235)=0.8
SinC=Sin(38.86989765)=0.600000001
SinD*CosD = 0.48
TanC*TanD = 1
CosC*TanD = 1.066666666
FINAL EVALUATION
12/25 = 0.48
3/5 = 0.6
16/15 = 1.066666667
4/5 = 0.8

FINAL ANSWER
12/25 = SinD*CosD
3/5 = SinC
16/15 = CosC*TanD
4/5 = SinD

Hopefully it was useful :)

giving out brainliest answer!! please help me out i don’t understand

Answers

Answer:

Im pretty sure its 25 bc other side 53 so 2x which is x 2 times 25+25+3 =53

Step-by-step explanation:

Pls tell if im right later (:

Someone help me plsss :((​

Answers

Answer:

See below for answers and explanations

Step-by-step explanation:

a) Recall the parent function of a square root function is [tex]y=\sqrt{x}[/tex] where:

Since the radical is negative, this means the new graph is reflected over the x-axisSince -2 is in the radical, this means a horizontal shift of 2 units to the rightSince +1 is outside the radical, this means a vertical shift of 1 unit up

b) Recall the parent function of a rational function is [tex]y=\frac{1}{x}[/tex] where:

Since the fraction is negative, this means the new graph is reflected over the x-axisSince +5 is in the denominator, this means a horizontal shift of 2 units to the leftSince -3 is outside the fraction, this means a vertical shift of 3 units down

What is the value of y?

Answers

Answer:

B. 68 degrees

Step-by-step explanation:

y+y-12+56=180

2y-12+56=180

2y+44=180

2y=136

y=136/2

y=68

B. 68 degrees

If this helps please mark as brainliest

Assume that a and b are the legs of a right triangle and C is the hypotenuse.
-
Given a = 20, c=52, find b =

Answers

Answer:

b = 48

Step-by-step explanation:

a = 20

b = ?

c = 52

a^2 + b^2 = c^2

20^2 + b^2 = 52^2

400 + b^2 = 2704

b^2 = 2704 - 400

b^2 = 2304

sqrt(b^2) = sqrt(2304)

b = sqrt(2304)

b = 48

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