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quester [9]
3 years ago
12

a boy is standing 180 metres from the base of a tree. the angle of elevation to the top of the tree is 40°. what is the height o

f the tree?​
Mathematics
1 answer:
san4es73 [151]3 years ago
3 0

Answer:

the height of the tree is about 151 meters

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if the diameter of a cone is 16cm and the height is 15cm what is the volume? I've tried the formula v=1/3*3.14*r^2*h but the ans
Alisiya [41]

Answer:

V= volume of cone A=Ah A= πr2

A= area of base 3

H= height

V= (3.1416)(16)(15) 3.1416x16x15= 753.9

3

V= 753.9 753.9÷3= 251.3 cu. in

3

Volume of the cone is 251.3 cu. in

I hope this helps you. Good luck!

5 0
2 years ago
What is the variable of p and k explain please
scoundrel [369]
For the P=-4
what you do is subtracting 6 to the 38 you will have -8p=32 then you will divide-8 to both sides and your answer will be p=-4
check 6-8(-4)=38
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38=38


i got K=5.6
what you do is add 13 to the 15 and you will have 28=5k then you will divide 5 to both sides and you will have k=5.6
check 15=5(5.6)-13
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3 0
3 years ago
3x-2+5x=-4x+5-2x solve
marysya [2.9K]

Hey there!!

Given equation :

... 3x - 2 + 5x = 4x + 5 - 2x

Combining like terms :

... 8x - 2 = 2x - 5

Subtracting 2x on both sides :

... 6x - 2 = - 5

Adding 2 on both sides :

... 6x = - 3

Dividing by 6 on both sides :

... x = -1/2 = -0.5

Hence, the answer is -0.5

Hope my answer helps!

8 0
3 years ago
Read 2 more answers
Write the product as mixed number for
rewona [7]
4 4/5 you make the whole number a fraction by putting a 1 under it and the multiply like normal then make it into a mixed number<span />
7 0
3 years ago
What is the lateral area of the square pyramid, to the nearest whole number?
FinnZ [79.3K]

Answer:

351 m^2

btw

#1= 448 cm^2

#2=209pi cm^2

#3=351 m^2

and that's all I know hope it really helps we all need it sometimes (;

8 0
3 years ago
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