<span>1. A = 1/4s squared, square root of 3 equilateral triangle 2. A = bh rectangle 3. A = pi(r) squared circle area 4. A = 1/2 h (b1+ b2) trapezoid 5. C = pi(d) circle circumference 6. A = base x altitude parallelogram 7. A = 1/2(ap) regular polygon 8. A = 1/2(bh) triangle
</span><span>- regular polygon - trapezoid - parallelogram - circle circumference - equilateral triangle - circle area</span>
