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kumpel [21]
3 years ago
8

I NEED THIS ASAP! IL MARK BRAINLY

Mathematics
2 answers:
Elis [28]3 years ago
5 0
The answer would be b
lozanna [386]3 years ago
4 0
It’s B because it’s a primary source because it comes from him
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Please help ASAP. Trigonometry
Contact [7]

Answer:

  cos(52°) = 18/x

  x = 18·sec(52°)

Step-by-step explanation:

The mnemonic SOH CAH TOA reminds you that ...

  Cos = Adjacent/Hypotenuse

In this geometry, that means ...

  cos(52°) = 18/x

You can use the relation sec(x) = 1/cos(x) to rewrite this as ...

  x = 18·sec(52°)

_____

You can also use the complementary angle and the complementary trig function.

  sin(90° -52°) = 18/x

4 0
2 years ago
Volunteers at Sam's school use some of the student council's savings for a special project. They buy 8 backpacks for $9 each and
Novay_Z [31]


8 x $9 = $72.00

8 x $3 = $24.00

$72.00 + $24.00 = $96.00

savings changed by $96.00

3 0
3 years ago
Expand and simplify (√10-√2)² Give your answer in the formn b-c√5 where b and c are integers
vesna_86 [32]

Answer:

12-4√5

Step-by-step explanation:

(√10-√2)²

(√10-√2)(√10-√2)

Foil/distribute

10-√20-√20+2

12-2√20

12-2√4*√5

12-2*2√5

12-4√5

5 0
2 years ago
The following are the ages (years) of 5 people in a room:
juin [17]

Answer:

10

Step-by-step explanation:

14+14+18+18+22=86

6*16=96

96-86=10

7 0
2 years ago
Read 2 more answers
Find the area of the trapezoid.
vlabodo [156]

Answer: A.90 cm^2

Step-by-step explanation: A= a+b/2 h

A= 17.5+12.5/2 *6

A = 30/2*6

A= 15*6

A=90

5 0
3 years ago
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