Question

P.557(3-6 all): Similar Triangles and Indirect Measurement
I need helppp :/ please

Answer 1

3. 200ft
4. 21ft
5. 37.5m
6. 4.2ft

Explanation:

3. use proportions:

`(h)/(50) = (50)/(12.5)`
50(50) = 12.5h
h = 200ft

4.

`(h)/(6) =(7)/(2)`
6(7) = 2h
h = 21ft

5.

`(25)/(8) =(x)/(12)`
25(12) = 8x
x = 37.5m

6.

`(9)/(15) =(h)/(7)`
9(7) = 15h
h = 4.2ft