Question

please give me the formulas of class 9th chapter 12th CBSE it's very urgent ​

Answer 1

Answer:

Triangle A = (1⁄2) × b × h P = a + b + c

Trapezoid A = (1⁄2) × h × (b1+ b2) P = a + b + c + d

Parallelogram A = b × h P = 2 (b + h)

Circle A = π r2 C = 2 π r