2. Trigonometric Functions on Right Triangles

Which of the following sets of measurements could represent the side lengths in feet of a right triangle?

In a right triangle, if one of the acute angles measures $30°$, what is the measure of the other acute angle?

In a right triangle, if angles $b$ and $c$ are the two non-right angles, what is the value of the product $\sin b\times \tan c$ and the product $\sin c\times \tan b$?

In right triangle $ABC$, if angle $A$ measures $24°$ and angle $B$ measures $40°$, what is the measure of angle $C$?

In a right triangle, if one of the acute angles measures $34°$, what is the measure of the other acute angle?

Which of the following best describes the difference between a $\mathrm{tangent}$ and a $\mathrm{chord}$ in a $\mathrm{circle}$?

Given that $m\angle bgc=6x-13°$ and $m\angle cgf=4x+3°$, what is $m\angle bgf$?

Given a right triangle with an angle of $30°$ and an adjacent side of length $8$, which equation can be used to solve for the length $b$ of the side opposite the $30°$ angle?

Lines a and b are parallel and are cut by transversal f. If one of the alternate interior angles is $70°$, what is the measure of the corresponding alternate interior angle on the other side of the transversal?

Given a right triangle with angles $l$ and $m$ (other than the right angle) such that $l+m=90°$, what is the relationship between $sin\left(l\right)$ and $sin\left(m\right)$?

Which of the following is the correct definition of the sine function for an acute angle $\theta$ in a right triangle?

In right triangles, congruent angles always correspond to which of the following properties?

Triangle $BCD$ is rotated $80°$ clockwise about the origin to form $KLM$. If $\angle KLM=30°$, what is the sine of angle $\angle KLM$?

If one angle of a right triangle is $\theta$ such that $\theta =61.8°$, what is the measure of the other non-right angle in degrees?

In a right triangle, if one of the acute angles measures $20°$, what is the measure of the other acute angle?