3 years ago

Can you please help with 19&23? 19 says write an expression to represent the perimeter. Thanks!

Mathematics

1 answer:

Valentin [98]3 years ago

7 0

the perimeter is simply the sum of all its sides.

(6a+8)+(12a)+(6a+8)+(10a-4)

34a + 16 - 4

34a + 12.

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3/5 + 7/8 + 3/10

viva [34]

Answer:

1 3/5 - 5/6 = 23/30 ≅ 0.7666667

Feel free to correct if I am wrong. Hope this helps!

7 0

2 years ago

Which statements are true of the pyramid shown? Check all that apply. A. The base area is 54 ft2. B. The lateral area is 223.95

marishachu [46]

the answer is 54 ft2 and 343.95 ft2

Hope this helps!

8 0

3 years ago

Read 2 more answers

The greatest integer less than or equal to the given number; it is expressed: [[x]]. These are sometimes called step functions.

sergiy2304 [10]

Answer:

I think its, 5

Step-by-step explanation:

Becaus you take that number and its axcelerated calculation would be 5 in axis square root which is 3 and obviously 3+2 =5 so the wuarterining calculas is 5.

5 0

4 years ago

H(a) = a^2 + 3a; Find h(-10)

Colt1911 [192]

H(-10)=70
because when you input -10 in for each a, it will equal 70

6 0

3 years ago

Does anyone know how to do these maths question???

Dmitry_Shevchenko [17]

Answer:

Part 1) $f(g(x))=3(x^2)+2$

Part 2) $g(f(5))=289$

Step-by-step explanation:

we know that

A composite function is a function that depends on another function. A composite function is created when one function is substituted into another function

we have

$f(x)=3x+2$