Question

please with explanation​

Answer 1

Answer:

an electron is negatively charged particle and a proton is positively charged particle and a neutron is neutral particle

Step-by-step explanation:

hope it's helpful

Answer 2

E. Area of circle =πr^2

154 cm^2 = 22/7 * r^2

154*7/22 = r^2

49 = r^2

√49 = r

r = 7

Circumference of a circle = 2πr

= 2*22/7*7

= 44 cm

Therefore the circumference of the circle is 44cm.

2.A. Monomial, trinomial, binomial, binomial.

B. 4x^2+y+6z