(1) If A = 2πr2, then solve for ‘r’ and find the value of ‘r’

1.	(1) If A = 2πr2, then solve for ‘r’ and find the value of ‘r’ when A = 77 and (2) If V = πr2h, then solve for ‘r’ and find the value of ‘r’ when V = 176 and h = 14(3) If r2 = l2 + d2, then solve for ‘d’ and find the value of ‘d’ when r = 5 and l = 4.(4) If c2 = a2 + b2, then solve for ‘b’. If a = 8 and c = 17, find the value of ‘b’.(5) If K = ½ mv2, then solve for ‘v’ and find the value of ‘v’ when K = 100 and m = 2.(6) If v2 = u2 + 2as, solve for ‘v’. If u = 0, a = 2 and s = 100, find the value of v.
Answer» (1) If A = 2πr², then solve for ‘r’ and find the value of ‘r’ when A = 77 and (2) If V = πr²h, then solve for ‘r’ and find the value of ‘r’ when V = 176 and h = 14 (3) If r² = l² + d², then solve for ‘d’ and find the value of ‘d’ when r = 5 and l = 4. (4) If c² = a² + b², then solve for ‘b’. If a = 8 and c = 17, find the value of ‘b’. (5) If K = ½ mv², then solve for ‘v’ and find the value of ‘v’ when K = 100 and m = 2. (6) If v² = u² + 2as, solve for ‘v’. If u = 0, a = 2 and s = 100, find the value of v.

(1) If A = 2πr2, then solve for ‘r’ and find the value of ‘r’ when A = 77 and (2) If V = πr2h, then solve for ‘r’ and find the value of ‘r’ when V = 176 and h = 14(3) If r2 = l2 + d2, then solve for ‘d’ and find the value of ‘d’ when r = 5 and l = 4.(4) If c2 = a2 + b2, then solve for ‘b’. If a = 8 and c = 17, find the value of ‘b’.(5) If K = ½ mv2, then solve for ‘v’ and find the value of ‘v’ when K = 100 and m = 2.(6) If v2 = u2 + 2as, solve for ‘v’. If u = 0, a = 2 and s = 100, find the value of v.

Answer»

(1) If A = 2πr², then solve for ‘r’ and find the value of ‘r’ when A = 77 and

(2) If V = πr²h, then solve for ‘r’ and find the value of ‘r’ when V = 176 and h = 14

(3) If r² = l² + d², then solve for ‘d’ and find the value of ‘d’ when r = 5 and l = 4.

(4) If c² = a² + b², then solve for ‘b’. If a = 8 and c = 17, find the value of ‘b’.

(5) If K = ½ mv², then solve for ‘v’ and find the value of ‘v’ when K = 100 and m = 2.

(6) If v² = u² + 2as, solve for ‘v’. If u = 0, a = 2 and s = 100, find the value of v.