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April 21, 2014

Homework Help: math

Posted by Steve Plzzz Help now !! on Monday, December 3, 2012 at 3:05pm.

The ladders shown below are standing against the wall at the same angle. How high up the wall does the longer ladder go? (All measurements are in feet.)
ladders


11.25 ft
12.5 ft
14 ft
14 ft

2.
The pair of polygons is similar. Find the value of x.
polygons


187.5 in.
12 in.
30 in.
37.5 in.

3.
Use a proportion to find the missing side length in the following similar figures.

triangles


x = 4.5 m
x = 18 m
x = 8 m
x = 2.25 m

4.
Us a a proportion to find the missing side length in the following similar figures.
triangles


x = 28 cm
x = 30.8 cm
x = 6.4 cm
x = 19 cm

5.
The triangles below are similar figures. Use a proportion to find the length of x.
triangles


10one-third
13 one-third
12
15

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