Step-by-step solutions to hundreds of right triangle and trigonometry questions

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 . $\tan (\arcsin (\frac{x}{8}))$
B . $\cos (a r \sin (\frac{x}{8}))$
C. $(\frac{1}{2}) \sin (2 \arcsin (\frac{x}{8}))$
D. $\sin (\arctan (\frac{x}{8}))$
E. $\cos (\arctan (\frac{x}{8}))$

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 $\overset{―}{H B} ≅ \overset{―}{H E}$ ?
b. Write a proof to show $\overset{―}{H B} ≅ \overset{―}{H E}$

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: $∠ N ≅ ∠ L, J K ¯ ¯ ¯ ¯ ¯ ≅ M K ¯ ¯ ¯ ¯ ¯ ¯ ¯$
Prove: $△ J K N ≅ △ M K L$

Tazmin Horton 2020-11-09 Answered

If $m ∠ 1 + m ∠ 5 = 100$ , find the measure of $∠ 2$ . $A (\frac{1}{3}) 2 (\frac{4}{7}) = (\frac{8}{7}) 8$
$m ∠ 2 = □ = \frac{1}{9}$ 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 $\tilde{=}$ sides}, A={triangles with two $\tilde{=} ∠ s$ }

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. $1.125 π c m^{2}$
B. $14.13 π c m^{2}$
C. $4.5 π c m^{2}$
D. $2.25 π c m^{2}$

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 $θ$ ?

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

Which of the following are equivalence relations?
a. Is similar to for the set T of all triangles in a plane.
b. Has the same radius as for the set of all circles in a plane.
c. Is the square of for the set N.
d. Has the same number of vertices as for the set of all polygons in a $e . ⊆$ for the set of sets $S = A, B, C . . .$
f. "<" for the set R.

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