Given: ab is diameter, bc is tangent to circle o.

prove: axb~abc

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

Which of the following values have 3 significant figures? check all that apply. a. 10.1 b. 100.05 c. 120 d. 129