Answer:
The answer is 5.
Step-by-step explanation:
17 / 4 + 3 / 4 =
(17 × 4) + (3 × 4)
4 × 4 = 80 / 16 =
80 ÷ 16
16 ÷ 16
= 5
Hope this helps!
Answer:

Step-by-step explanation:
The diagram shows three paralel lines which divide the large triangle into three similar triangles.
By Thales theorem,

Then

From the similarity of triangles,

Answer:
Step-by-step explanation:30x-18