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KiRa [710]
3 years ago
10

What is the formula for the surface area of a triangular prism?

Mathematics
1 answer:
Jet001 [13]3 years ago
7 0
SA= Lateral Area+2(base)
Lateral Area=Perimeter x Height
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(10x 2 +5x-3)+( 7x 2 -2x+7)
Rama09 [41]

Answer:

3x+38

Step-by-step explanation:

1. (10x2 +5x-3)+(7x2 -2x+7) : rewrite problem

2. (20+5x-3)+(14-2x+7) : PEMDAS (10x2=20 and 7x2=14)

3. (5x+17)+(-2x+21) : PEMDAS (20-3=17 and 14+7=21)

4. 3x+38 : Combine like terms

7 0
3 years ago
LMNO is a parallelogram. If NM = x + 33 and OL = 4x + 9, find the value of x and then find NM and OL.
anyanavicka [17]
Because these are on opposite sides of the parallelogram, x + 33 = 4x + 9.

This gives you x = 8; OL = 41, NM = 41. 
7 0
3 years ago
Perfect Squaress less than 30​
levacccp [35]

The perfect whole squares are 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.

Less than 30 are:

<h2>1, 4, 9, 16, 25</h2>
5 0
4 years ago
Please answer this it’s not answered on brainly yet
Tema [17]

Answer:

125.92 sq cm

Step-by-step explanation:

You need to find the area of all the sides, so:

2(2.2 * 9.1) + 2(2.2 * 3.8) + 2( 9.1 * 3.8)

= 125.92 sq cm

4 0
4 years ago
Read 2 more answers
Two questions please help
3241004551 [841]
Well just think 747 divided by 9
3 0
3 years ago
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