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romanna [79]
3 years ago
12

Solve the formula for b2. A=1/2h(b1+b2)

Mathematics
1 answer:
Katena32 [7]3 years ago
8 0

Firstly, multiply both sides by 2: 2A=h(b_1+b_2)

Next, divide both sides by h: \frac{2A}{h}=b_1+b_2

Next, subtract both sides by b1, and <u>your answer will be \frac{2A}{h}-b_1=b_2</u>

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3. What is the measure of angle B from the right triangle below?
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Answer:

angle B = 78.46°

Step-by-step explanation:

Use the cosine ratio

cosB=\frac{2}{10} =0.2

B=cos^{-1} (0.2)=78.46^{0}

Hope this helps

8 0
2 years ago
Find the x and y intercept. 3x + 2y = 12
iris [78.8K]

Answer:

x=4    y=6

Step-by-step explanation:

12 divide by 3 = 4

12 divide by 2 = 6

4 0
3 years ago
Read 2 more answers
Please help ASAP! Find the midpoint between the complex numbers.
Ivenika [448]
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3 0
3 years ago
Negative numbers do not have square roots that are real numbers
MatroZZZ [7]

Answer:

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8 0
3 years ago
1. 1/8 + 5/6 =?
Ivan
1)Find the lcd for 1/8+5/6
=2/24+5*4/24
since the denominators are equal, combine the fractions 
=3+4*5/24
=23/24

2)Convert the mixed numbers to improper
=15/8*17/5
=255/40
=51/8
=6 3/8

3)1/9 divided by 3
1/3*9
=1/27

4) 2 3/5* 2 6/35
13/5*76/35
13*76/175
988/175
=5 113/175
4 0
3 years ago
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