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Angle sum
A + B + C = π
Where: A = angle A, B = base, C = angle C
Solved example
Given: B = 7, C = 5
Find: A (angle A)
- Formula: A + B + C = π
- Rearranged for A: A = -B - C + π
- Substitute the values: A = -5 - 7 + π
- Result: A = -8.858407
Answer: A = -8.858407
Calculator
How to calculate Angle sum
- Write down the formula: A + B + C = π.
- Note the known values (B, C).
- Substitute them and simplify to find A.
- Use the calculator above to solve for any letter.
Frequently asked questions
What is the formula for Angle sum?
The formula is A + B + C = π, where A = angle A, B = base, C = angle C.
What is Angle sum when B = 7, C = 5?
A = -8.858407. Substitute the values into A + B + C = π and simplify.