In the diagram, DC is tangent to the circle, AC=12cm, and BD=2√34cm.Find AD.
1 answer:
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Given:
The scale factor is 1:12.
Dimension of model = 32 cm
To find:
The actual dimension in m.
Solution:
Let x be the actual dimension.
The scale factor is 1:12 and the dimension of model is 32 cm.
On cross multiplication, we get
Therefore, the actual dimension is 3.84 m.
Answer:
The number of gift wrap rolls for solid colors sold was 270 and the number of gift wrap rolls for sprint patterns sold was 210
Step-by-step explanation:
Let
x ---> the number of gift wrap rolls for solid colors sold
y ---> the number of gift wrap rolls for sprint patterns sold
we know that
---->
----> equation A
----> equation B
Solve the system by substitution
substitute equation A in equation B
solve for y
<em>Find the value of x</em>
---->
therefore
The number of gift wrap rolls for solid colors sold was 270 and the number of gift wrap rolls for sprint patterns sold was 210