Answer:
57
Step-by-step explanation:
7-3=4
3x4=12/3=4
do that two times because there is two triangles
7x7=49
4+4+49=57
I converted the four months into a fraction, and got 1/3. There's 12 months in a year, and divided by 4, I got 3.
Answer:

Step-by-step explanation:
We know that a triangle has 3 sides, A triangle's interior angles add up to 180 degrees.
Now, let's write this as an equation:

The missing angle is 180° minus the sum of the other two angles.

Subtract the numbers:


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