7. An 8-m ladder must be placed against a wall such that the base of the ladder makes a 60° angle to the ground. How far up the wall will the ladder reach, to the nearest tenth of a metre? A 16.0 m C 9.2 m 4.0 m D 6.9 m

Q: Solve the triangle. a=7, c=4, B=52° b= (Do not round until the final answer. Then round to the…

A: Given a=7,c=4 and B=52°We know cosine rule b=a2+c2-2ac*cosBb=72+42-2*7*4*cos(52)  =49+16-56*-0.16…

Q: 1. Calculate the determinant of the matrix. -3 21 -6-12 0 21

A:

Q: Solve the equation. Give a general formula for all the solutions. 2 sin x − 1 = 0 Select the correct…

A:

Q: (a) A force F has magnitude |F| and vertical components. 50 and direction 0 120°. Find its…

A: Force is a vector and it has horizontal and vertical components as well in 2-dimensional region. The…

Q: Is (x+3) a factor of 2x2 + 7x + 3

A:

Q: The initial point of ais (-2, 4), and its terminal point is (-5, -2). What is the value of ||al|?…

A:

Q: QUESTION 19 Find the component form of v given its magnitude and the angle it makes with the…

A:

Q: Solve the following triangle. Give the the angle measures to the nearest degr A 7.4 cm M 35° S Tan…

A: Topic:-  geometry

Q: Divide. 32 (cos(7)+i sin()) 4√2 (cos($)+i sin()) Enter your answer by filling in the boxes. Enter…

A: Explained below

Q: Is the sequence an convergent divergent n 10+ n convergent or divergent?

A:

Q: Find an equation of the parabola with focus (4, 4) and directrix x=0.

A:

Q: What is the complex number z = -4√3+4i represented in polar form? Enter your answer by filling in…

A:

Q: 7. Find the resultant magnitude and direction for the following two vectors. (i.e. Add the two…

A:

Q: b = (-1, 3) and c = (–11, -2). What is c + b in component form? Enter your answer by filling in the…

A: we have to find the sum of vector.

Q: Find the measure of the side of the right triangle whose length is designated by a lowercase letter.…

A: Solution:

Q: Use the polar mode of a graphing utility with angle measure in radians to graph the polar equation.…

A: Given problem  Use the polar mode of a graphing utility with angle measure in radians to graph the…

Q: 4-6 in paper

A:

Q: 2. Radius is 20; central angle is 30°

A:

Q: 140 0 51

A:

Q: specification for bolt diameters has an upper limit of 10.42mm and a lower limit of 10.24mm. The…

A:

Q: 24. Brendan is going to paint a wall that measures 10 feet tall by 13 feet wide. The wall has two…

A:

Q: A ball is drawn at random from a box containing (6) red balls, (4) white balls Find the -balls and…

A:

Q: 3. Find A-1. 1 A = 3 4 0 0 1 3 32 2 2 3

A:

Q: 5-logx-3-log y

A:

Q: C A 78 O 39° 222 O 78° O 156° Previous

A: Topic:- geometry

Q: Find the margin of error for the given values of​ c, σ​, and n.   c=0.95​, σ=3.4​, n=36

A:

Q: By cramer's rule solve the system of equation x - 2y + 3z = −5 3x + y + z = 8 2xy + 2z = 1

A:

Q: Find all angles ? between 0° and 180° satisfying the given equation. Round your answer to one…

A: Looking at the cosine graph, we can tell that the graph attains -3/7 at only one point in the…

Q: 5 R <A<³7, a 13 sin(A + B) cos (A-B) cos2 B If sin A= a) b) c) and cos B 24 3л 25 3<B<27, find:

A:

Q: Find the product. (3 + 4i)(4 − i)

A:

Q: Solve for x. 6. O 21 8.

A:

Q: QUESTION 3 Find the length of the arc on a circle of radius r intercepted by a central angle 0. (Use…

A:

Q: Verify the identity. sin t = sin ttan t cos t Which of the following four statements establishes the…

A: Given query is to verify the identity.

Q: Find the value of sin(165°) using the angle sum formula. sin(165°) sin(210° – 45°) sin(210°)cos(45°)…

A:

Q: For the pair of vectors, find U + V, U – V, and 4U + 2V. U = -5i + 6j, V = 5i + 6j

A:

Q: What is the component form of the vector whose tail is the point (-2, 6), and whose head is the…

A: Answer is in step 2.

Q: A = minor cofactor 80 6 -9 6 3 009 M32= A32 = || 7

A: we have to find minor and cofactor

Q: 5) Find PR 20 ft /64* 86 R

A:

Q: Use the product-to-sum identities to rewrite the following expression as a sum or difference.…

A:

Q: From a boat on the lake, the angle of elevation to the top of a cliff is 12° 9'. If the base of the…

A: Angle of elevation is given as 12°9' Now, we know that 1' = 160° Therefore, 12°9' = 12+960° = 12.15°

Q: In the picture, a polygon circumscribes a circle. Find the perimeter of the polygon. 12 ft loft Sft

A: From the given figure, we have to find the perimeter of the polygon

Q: Solve for x. 18 15 10 D 8 O 12 O 15 O 11

A: We know that, If two chords intersect in a circle , then the products of the measures of the…

Q: Find the product of the complex numbers. Leave the answer in polar form. I I 2π 2π Z₁ = cos + i sin…

A:

Q: Express the given sum or difference as a product of sines and/or cosines. cos x+ cos 3x cos x+ cos…

A:

Q: What is the measure of arc BC?

A:

Q: Use the product-to-sum identities to rewrite the following expression as a sum or difference.…

A:

Q: Find the determinant of the matrix. -7 1 -9 4 5 6 Determine whether the matrix has an inverse, but…

A:

Q: 2. Two Sides and an Angle Opposite One of Them Solve AABC, where B= 75°, a = 8.3 cm, and b = 10.4 cm

A: The sine rule; asinA=bsinB=csinC   Given: B=75°, a=8.3 cm and b=10.4 cm

Q: Find the measure of each angle in radians. 5) 7% 18 2(18) 361 18 18 1877 18 36T 7H 18 6) N

A:

Q: Given circle Z with tangent lines XW and XY, what is the value of a? (10a)° (4a+10)° O 10 O42 O 4…

A: Given: