You need to draw the triangle DEF with a right angle at E. Angle D = 40 and DE = 100 m. Once you have marked up your triangle, you can use cosine to find DF.
Answer:
5
Step-by-step explanation:
the base is a square which tells you that there are 4 triangles for the sides and the bottom is also a face so 5
I=prt. I=375x .035x 4. I= 8.85x4. I=35.42
2x squared +1 - 7x squared +3
Answer:
1 and 4
top left bottom right
Step-by-step explanation: