Draw a vertical rectangle 1 unit wide by 4 units tall.
Draw a segment showing the bottom 1 x 1 square and the top 1 x 1 square.
On the right side, 1 unit down from the top, draw a horizontal rectangle 2 units wide and 1 unit tall. Erase the part of the original rectangle where the two rectangles meet.
This is the top view.
It should look something like this:
+---------+
| |
| |
+---------+-------------------+
| |
| | right
| +-------------------+
| |
| |
+---------+
| |
| |
+---------+
front
U can use the cosine or sine rules depending on the question/triangle
800*.8=640 is your answer
Answer:
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Step-by-step explanation: