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Soloha48 [4]
3 years ago
8

Estimate the area of the triangle

Mathematics
1 answer:
Arada [10]3 years ago
5 0

Answer:

24cm^2

Step-by-step explanation:

1/2Bh is the formula to find a triangle.

Round the 7.8 to an 8 and the 5.78 to a 6. Multiply 8 and 6, getting 48. Divide by 2 because you need 1/2 of the base×height.

48÷2=24

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a parking lot is filled with 260 cars. 1/2 of the vehicles are suvs. 1/3 are sub compact cars. the rest are luxury cars. how man
butalik [34]

Answer:

The total number of luxury cars are 43.

Step-by-step explanation:

Consider the provided information.

It is given that there are 260 cars in the parking lot out of 1/2 are SUVs.

Total number of SUV cars = 260\times{\frac{1}{2}=130}

Out of 260 cars 1/3 are sub compact cars.

Total number of sub compact cars = 260\times{\frac{1}{3}}=86.66\approx{87}

Therefore the total number of luxury cars are:

260 - 130 - 87 = 43

Therefore, the total number of luxury cars are 43.

4 0
3 years ago
Which functions are even? check all the boxes that apply.<br> pls hurry!!
Mkey [24]

If a function is even, it gives the same result for positive and negative inputs such as 8 and -8.

<em>From the choices, the even functions are D and A.</em>

D because the absolute value thing makes any input positive, and A because any number raised to an even power gives a positive result.

4 0
3 years ago
Read 2 more answers
F (x) = -3x + 1<br> g(x) = x2 + 2x – 5<br> Find g (f (x))
Finger [1]

Answer: f

=  x = − 3 x + 1 = x = 1 4 g = x 2 + 2 x − 5f( x ) = f ( x )

Step-by-step explanation:

8 0
3 years ago
By decreasing each dimension by 1 unit, the area of a rectangle deceased from 40 square feet to 28 square feet. Find the percent
arsen [322]

Answer:

30%

Step-by-step explanation:

Initial area is 40 square feet

Final area is 28 square feet

Difference between the initial and final areas will be 40-28=12 square feet

Taking the initial area as the base area and expressing the area change in percentage then the percentage decrease will be equivalent to

\frac {12\times 100}{40}=30

Therefore,  the decrease in area expressed as a percentage is equal to 30%

8 0
3 years ago
Can i get help on this question<br> x+4= -9 1/4
Bas_tet [7]
Answer:
x=-25/4
Step-by-step explanation:

First your make both sides clean,

x+4=-9/4

Then you minus 4 on both sides to balance the equation:

x+4-4=(-9/4)-4
x= -25/4

6 0
2 years ago
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