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Anettt [7]
3 years ago
14

Can you help me find the side??? It's trigonometry!!

Mathematics
1 answer:
olganol [36]3 years ago
8 0

Answer: 5.6

===================================

Work Shown:

cos(angle) = adjacent/hypotenuse

cos(B) = AB/BC

cos(62) = AB/12

12*cos(62) = AB

AB = 12*cos(62)

AB = 5.63365875

AB = 5.6

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(3×10^​2 ​​ )×(2×10^​−4 ​​ )= ​​
Alik [6]

Answer:

Step-by-step explanation:

First, lets simplify everything in the parenthesis.

(3×10^​2 ​​ )×(2×10^​−4 ​​ )= ​​

In the parenthesis, since exponents come before multiplication in the order of operations, we need to do the exponents first.

(3 • 100) • (2 • 1/10^4)

Now, we can just multiply everything from left to right to get:

6*10^-2

Or

.06

6 0
2 years ago
The book rack sold 24 paperbacks on Saturday, 17 of them mysteries. What percent of the books were mysteries?
igomit [66]

Answer:

About 71% of the books were mystery books

Step-by-step explanation:

To find the percentage of something you simply divide the amounts. 17 of the 24 books were mystery so to find the percentage of mystery books you do 17 divided by 24

17/24= 0.70833333333

and round it to 71

8 0
2 years ago
Simple interest of $725 at 3.25% for 6 months
Rzqust [24]

The simple interest on the principal amount of $725 at a rate of 3.25% for 6 months is $736.78

<h3>What is simple interest? </h3>

Simple interest is calculated on the loan principal amount or the initial deposit into a savings account. It can be determined by using the formula:

\mathbf{S.I = P(1 + rt)}

where:

  • P = principal = $725
  • R = rate = 3.25%
  • T = time = 6 months = 0.5 years

\mathbf{S.I = 725(1 + 0.0325(0.5))}

S.I = $736.78

Learn more about simple interest here:

brainly.com/question/2294792

3 0
2 years ago
−7 5/8 = 1 5/6 + d<br> What does d equal?
statuscvo [17]

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6 0
3 years ago
Find the midpoint between 1 + 9i and 5 — 3i​
stellarik [79]

Answer:

3+3i

Step-by-step explanation:

The mid point formula in a complex plane is for points a+bi and s+ti is

Midpoint = \frac{a+s}{2} +\frac{(b+t)i}{2} \\

For points 1 + 9i and 5 — 3i​

Midpoint = \frac{1+5}{2} + \frac{(9-3)i}{2}

Midpoint = \frac{6}{2} + \frac{6i}{2}

Midpoint = 3 + 3i

3 0
1 year ago
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