a tree is standing by the side of the building. 2/5th of the height of the tree is above the building level. the building is 9 m

Question

Oxana [17]

2 years ago

14

a tree is standing by the side of the building. 2/5th of the height of the tree is above the building level. the building is 9 m

etres high. what is the height of the tree?

Mathematics

2 answers:

lora16 [44] · Answer 1 · 2022-03-23T05:37:08+03:00

lora16 [44]2 years ago

7 0

9 + ( 2 / 5 )*h = h =>45 + 2h = 5h => 45 = 3h => h = 45 / 3 => h = 15 metres.

ELEN [110] · Answer 2 · 2022-03-23T04:19:54+03:00

ELEN [110]2 years ago

6 0

If 2/5 of the tree is above the building, the other 3/5 must be down next to the building.

3/5(tree) = 9m

Multiply each side by 5/3 :

tree = (5/3) (9) = <u>15 meters</u>