Setting up a proportional relationship between mirror and lamppost, the height of the lamppost is 10 feets.
Setting up a proportional relationship :
Cross multiply :
Hl × 3 = 6 × 5
3Hl = 30
Hl = (30 ÷ 3)
Hl = 10
Therefore, the height of the lamppost is 10 feets.
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Answer: 10 feet
Step-by-step explanation:
Let h be the height of lamppost.
Since both the person and the lamppost are standing vertical to the ground, making similar right triangles.
Because the two triangles are similar, the ratio of their sides is the same.
Therefore, we have
Hence, the height of the lamppost = 10 feet.
x^{2} + 13x +36
Answer:
(X+9)(x+4)
Step-by-step explanation:
Find 2 numbers that add to get the middle number and also multiply to get the last number
A number line going from negative 5 to positive 5. Points are at negative 4, negative 3, and 2.
A number line going from negative 5 to positive 5. Point are at 2, 3, 4.
A number line going from negative 5 to positive 5. Points are at negative 2, 3, 4.
Mark this and return
Answer:
D. A number line going from negative 5 to positive 5. Points are at negative 2, 3, and 4.
Step-by-step explanation:
It restates that the points are at -2, 3, and 4, like the question.
Answer:
A number line going from negative 5 to positive 5. Points are at -2, 3, 4.
Step-by-step explanation:
I did this my head