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sattari [20]
2 years ago
9

Please help me for urgent​

Mathematics
1 answer:
Keith_Richards [23]2 years ago
5 0

For question (ii) I'm not sure if the answer is correct or not because I don't understand the question asked ...

I hope I can help ....

You might be interested in
Two different sizes of square metal duct are joined by a piece that is a frustum of a pyramid. Find the lateral surface area, if
Allisa [31]

Answer:

288 in²

Step-by-step explanation:

The formula used to solve this question is :

Lateral Surface Area = s( P1 + P2)

Where s = slant height = 2 inches

P1 and P2 = Perimeter of the bases

Perimeter of base 1 = 4 × length of the end of the small square

4 × 17 inches = 68 inches

Perimeter of base 2 = 4 × length of the end of the large square

4 × 19 inches = 76 inches

Lateral Surface Area = 2 × (68 + 76)

= 2 × 144

= 288 in²

8 0
3 years ago
(2x +1°) + (- 10°) = 90°<br>what are the measures of the 2 angles?​
LenKa [72]
X-10 + 2x + 1= 90°
you combine like terms:
x+2x= 3x and -10 + 1 = -9
So,
3x - 9 = 90
+9 +9
3x=99
Divide by 3,
x= 33
First Angle: x-10 (plug in 33 for x)
33-10 = 23°
Second Angle: 2x + 1 (plug in 33 for x)
2(33)+1
66+1= 67°
To Check if it’s correct and make a 90° angle:
Add 67° plus 23° which equals 90°
First angle: 23°
Second angle: 67°
Hope that help!!
5 0
3 years ago
What are the coordinates of the vertex for f(x) = x2 + 4x + 10?
Nady [450]
F(x) = x² + 4x + 10

f(x) - 10 = x² + 4x

perfect square:
x² + 4x + 4 ⇒ (x + 2)²

(x + 2)² = x(x+2) + 2(x+2) = x² + 2x + 2x + 4 = x² + 4x + 4

f(x) - 10 + 4 = x² + 4x + 4
f(x) - 6 = (x+2)²
f(x) = (x+2)² + 6
3 0
3 years ago
What is 8 divided by 9.68?<br><br>show in standard algorithm
Svet_ta [14]

Answer:

0.82644628099

Step-by-step explanation:


7 0
3 years ago
PLEASE HELP MEE!!! MAX POINTS AND BRAINLIEST!!
Maurinko [17]
Question does not specify full graph need more information
6 0
3 years ago
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