Answer:
a) 42
Step-by-step explanation:
180-138=42
Answer:
The value of x is 73.5.
Step-by-step explanation:
Given:
7/10=x/105.
Now, to find the value of 

So, to get the value of
we use cross multiplication:

By cross multiplying we get:

By dividing both sides by 10 we get:


Therefore, the value of x is 73.5.
Answer:
Trapezoid
Step-by-step explanation:
You can see in the picture, it is a quadrilateral with 4 connected sides and angles.
It doesn't have any right angles.
And one set of parallel lines from top to bottom.
Answer:
10000
Step-by-step explanation:
Answer:
Yes, 12:18 is simplified to 2:3
Step-by-step explanation: