 # Get help with right triangles and trigonometry

Recent questions in Right triangles and trigonometry Josalynn 2020-12-15 Answered

### A rectangle with dimensions 21.6 × 12 has a right triangle with a base 9.6 and a height of 7.2 cut out of the rectangle. What is the area of the shaded region? banganX 2020-12-15 Answered

### Describe how to identify the vertex angle of an isosceles triangle. tabita57i 2020-12-13 Answered

### Expanding isosceles triangle The legs of an isosceles right tri- angle increase in length at a rate of 2 m/s. a. At what rate is the area of the triangle changing when the legs are 2 m long? b. At what rate is the area of the triangle changing when the hypot- enuse is 1 m long? c. At what rate is the length of the hypotenuse changing? BolkowN 2020-12-06 Answered

### Show that the points form the vertices of the indicated polygon. Right triangle: A(4, 0), B(2, 1), C(−1, −5) babeeb0oL 2020-11-26 Answered

### Find the length of a leg of an isosceles right triangle whose hypotenuse has length 12 Phoebe 2020-11-26 Answered

### Calculate the tension ${F}_{T}$ in the wire that supportsthe 30 kg beam shown in the picture, and the force ${F}_{W}$ exerted by the wall on the beam (give magnitude and direction.)  melodykap 2020-11-26 Answered

### Match each of the trigonometric expressions below with the equivalent non-trigonometric function from the following list. Enter the appropriate letter(A,B, C, D or E)in each blank A . $\mathrm{tan}\left(\mathrm{arcsin}\left(\frac{x}{8}\right)\right)$ B . $\mathrm{cos}\left(ar\mathrm{sin}\left(\frac{x}{8}\right)\right)$ C. $\left(\frac{1}{2}\right)\mathrm{sin}\left(2\mathrm{arcsin}\left(\frac{x}{8}\right)\right)$ D. $\mathrm{sin}\left(\mathrm{arctan}\left(\frac{x}{8}\right)\right)$ E. $\mathrm{cos}\left(\mathrm{arctan}\left(\frac{x}{8}\right)\right)$ glasskerfu 2020-11-26 Answered

### [Triangle] Find each x (x+30)∘ Wribreeminsl 2020-11-24 Answered

### Find the exact value of y. zi2lalZ 2020-11-22 Answered

### The pentagon at the right is equilateral and equiangular. a. What two triangles must be congruent to prove $\stackrel{―}{HB}\cong \stackrel{―}{HE}$? b. Write a proof to show $\stackrel{―}{HB}\cong \stackrel{―}{HE}$ pancha3 2020-11-22 Answered

### [Pic of triangle] Find the measure. Rui Baldwin 2020-11-20 Answered

### How would you find m<R? A. Add 30∘ to 180∘ B. Subtract 60∘ from 180∘ C. Subtract 30∘ from 90∘ D. Subtract 180∘ from 60∘. [Triangle] Tobias Ali 2020-11-10 Answered

### Complete each two-column proofs. Given: $\angle N\cong \angle L,JK¯¯¯¯¯\cong MK¯¯¯¯¯¯¯$ Prove: $△JKN\cong △MKL$ Tazmin Horton 2020-11-09 Answered

### If $m\angle 1+m\angle 5=100$, find the measure of $\angle 2$. $A\left(\frac{1}{3}\right)2\left(\frac{4}{7}\right)=\left(\frac{8}{7}\right)8$ $m\angle 2=\square =\frac{1}{9}$ Type the correct answer, then press Enter. iohanetc 2020-11-09 Answered

### Determine whether the set have a subset relationship. Are the two sets disjoint or equivalent? Do the set intersect? S={triangles with two $\stackrel{\sim }{=}$ sides}, A={triangles with two $\stackrel{\sim }{=}\mathrm{\angle }s$} illusiia 2020-11-08 Answered

### The shaded sector above covers $\frac{1}{2}$ of the circle. If the radius of the circle above is 3 cm, what is the area of the sector in terms of ππ. A. $1.125\pi c{m}^{2}$ B. $14.13\pi c{m}^{2}$ C. $4.5\pi c{m}^{2}$ D. $2.25\pi c{m}^{2}$ facas9 2020-11-07 Answered

### In quadrant I, drawn a right triangle with one leg on the x-axis and its hypotenuse on the terminal side of drawn in standard position. If $\mathrm{sin}=\frac{7}{25}$, then what is the value of $\theta$? Mylo O'Moore 2020-11-06 Answered

### ‘Rewrite the Jofinition “An equilateral triangle has three sides vrite the definihon fv, biconditional. midtlinjeg 2020-10-27 Answered

### If the length of rectangular television screen is 24 inches and its height is 18 inches, what is the length of its diagonal in inches? ankarskogC 2020-10-23 Answered