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Elena-2011 [213]
3 years ago
11

Find the exact value of sin G

Mathematics
1 answer:
ad-work [718]3 years ago
6 0
We need to find the value of the hypotenuse in order to solve this problem.

12^2+4^2=H^2

Therefore:

H=√(144+16)

H=4√10

Now:

sin(G)=O/H=4/(4√10)

=1/(√10)

=(√10)/10
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An article costing Gh37000 was sold for Gh31450. What is the loss percent​
Gennadij [26K]

Answer:

15%

Step-by-step explanation:

The first step is to find the loss

Cost price -selling price

37000-31450

= 5,550

The loss percent can be calculated as follows

= loss/cost price × 100

= 5550/37000 × 100

= 0.15×100

= 15%

Hence the loss percent is 15%

5 0
3 years ago
Factor the perfect square trinomial.<br> x(Squared)+4x+4
Nataliya [291]

Answer:

(x + 2)²

Step-by-step explanation:

Given

x² + 4x + 4 ← is a perfect square of the form

(x + a)² = x² + 2ax + a²

Compare like terms

a² = 4 ⇒ a = \sqrt{4} = 2, thus

x² + 4x + 4 = (x + 2)²

6 0
3 years ago
Three friends eat lunch together. if the bill comes to $21 plus 10% of tax,how much will each person owe
steposvetlana [31]
So first you have to multiply 21 by .1 to figure out ten percent 
you then get 2.1 
you add 21 and 2.1 together and get 23.1
then since you have 3 people you divide by 3 and get 7.7
therefor 7.7 is your answer 
5 0
3 years ago
A circular spinner for a game has a radius of 5 cm. The probability of winning on one spin of this spinner is $\frac{2}{5}$. Wha
irina [24]

The total area of a circle is pi * radius^2

The total area of the circle is pi x 5^2 = 25pi sq. cm.

2/5 of this is success, so the answer is 2/5 * 25pi = 10 pi sq. cm.

4 0
3 years ago
Select‌ ‌the‌ ‌correct‌ ‌answer.‌ ‌
Nitella [24]

Answer:

c. 3.162

Step-by-step explanation:

the square root of 10 is 3.162

3 0
3 years ago
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