 # 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. Ava-May Nelson 2020-12-15 Answered

### $$\sec \theta=3, \sin \theta>0$$ Find $$\sin \theta$$ 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) Phoebe 2020-11-26 Answered

### Calculate the tension $$\displaystyle{F}_{{T}}$$ in the wire that supportsthe 30 kg beam shown in the picture, and the force $$\displaystyle{F}_{{W}}$$ 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 . $$\displaystyle{\tan{{\left({\arcsin{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$ B . $$\displaystyle{\cos{{\left({a}{r}{\sin{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$ C. $$\displaystyle{\left({\frac{{{1}}}{{{2}}}}\right)}{\sin{{\left({2}{\arcsin{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$ D. $$\displaystyle{\sin{{\left({\arctan{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$ E. $$\displaystyle{\cos{{\left({\arctan{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$ glasskerfu 2020-11-26 Answered

### [Triangle] Find each x (x+30)∘ babeeb0oL 2020-11-26 Answered

### Find the length of a leg of an isosceles right triangle whose hypotenuse has length 12 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 $$\overline{HB}\cong \overline{HE}$$? b. Write a proof to show $$\overline{HB}\cong \overline{HE}$$ pancha3 2020-11-22 Answered

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

### How would you find m 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: $$\displaystyle∠{N}≅∠{L},{J}{K}¯¯¯¯¯≅{M}{K}¯¯¯¯¯¯¯$$ Prove: $$\displaystyle△{J}{K}{N}≅△{M}{K}{L}$$ 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 $$\displaystyle\stackrel{\sim}{=}$$ sides}, A={triangles with two $$\displaystyle\stackrel{\sim}{=}\angle{s}$$} Tazmin Horton 2020-11-09 Answered

### If $$\displaystyle{m}∠{1}+{m}∠{5}={100}$$, find the measure of $$\displaystyle∠{2}$$. $$\displaystyle{A}{\left(\frac{{1}}{{3}}\right)}{2}{\left(\frac{{4}}{{7}}\right)}={\left(\frac{{8}}{{7}}\right)}{8}$$ $$\displaystyle{m}∠{2}=□=\frac{{1}}{{9}}$$ Type the correct answer, then press Enter. illusiia 2020-11-08 Answered

### The shaded sector above covers $$\displaystyle\frac{{1}}{{2}}$$ 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. $$\displaystyle{1.125}π{c}{m}^{{2}}$$ B. $$\displaystyle{14.13}π{c}{m}^{{2}}$$ C. $$\displaystyle{4.5}π{c}{m}^{{2}}$$ D. $$\displaystyle{2.25}π{c}{m}^{{2}}$$ 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 $$\sin = \frac{7}{25}$$, 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

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