3 years ago

Find the value of x and y (i need this asap please)

1 answer:

3 0

For a right triangle with 60° angle, and hypotenuse h=10√3,
x=h*sin(60)=10√ 3 * √3/2 = 30/2=15
y=h*cos(60)=10√3 * (1/2) = 5√3

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2. The seventh grade class is putting on a variety show to raise

ladessa [460]

Answer:

Step-by-step explanation:

15 x 10 = 150

150 x 6 = 900

15 x 7 = 105

900 + 105 = 1005

closest to 1000 without decimals

with decimals 66.6666666667

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3 years ago

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Are triangles DEF and LNM similar if LN equals 4, MN equals 3, DE equals 12, and FE equals 9?

nordsb [41]

Answer:

Step-by-step explanation:

DE corrsponding to the LN, EF corrsponding to the MN, and LN:DE=MN:FE=3

and angel N is corrsponding to the angle E,so it 's SAS.

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A) A shopkeeper marks the price of an article R's. 550 and gives the customer discount of 10℅.In this way, he gains Rs 75 on the

kumpel [21]

Answer:

Marked Price =MP=550 Marked Price =MP=550

Selling Price=SP=550-10%=550-55=495Selling Price=SP=550-10%=550-55=495

The profit earned is , SP−Profit=CP(CostPrice)The profit earned is , SP−Profit=CP(CostPrice)

CP=495−75=420CP=495−75=420

The difference of MP and CP is 550−420=130The difference of MP and CP is 550−420=130

The percentage of difference w.r.t CP is The percentage of difference w.r.t CP is

130420×100=30.95%

Step-by-step explanation:

plz make me as a brainliest

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3 years ago

A flower bed has the shape of a rectangle 7 yards long and 3 yards wide. what is its area in square feet? be sure to include the

Nadusha1986 [10]

21 square yards. Length times width (7 times 3) equals 21

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3 years ago

What is the value of b2 - 4ac for the following equation?<br><br> 2x 2 - 2x - 1 = 0

NikAS [45]

$2x^2-2x-1=0$
$\Delta=b^2-4ac$

$\Delta=(-2)^2-4*2*(-1)=4+8=12$

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