(b) Find the area of the triangle PQR. Find the volume of the parallelepiped with adjacent edges PQ, PR, and PS. P(−2, 1, 0), Q(3, 5, 3), R(1, 4, −1), S(3, 6, 2) 9. +5/10 points | Previous Answers SCalcET8 12.4.029 Consider the points below. (a) Find a nonzero vector orthogonal to the plane through the points P, Q, and R. 〈0.16,-8) (b) Find the area of the triangle PQR. Need Help? Read It Watch It Talk to a Tutor...
(Total 16 marks) 9. The vertices of the triangle PQR are defined by the position vectors 3. OQ and OR = OP (a) Find PO, PR (ii) (3) (b) Show that cos RPQ = (7) (c) 0 Find sin RPQ. Hence, find the area of triangle PQR, giving your answer in the form a3 (i) (e)
Triangles ABC and DEF are similar triangles. Use this fact to solve the exercise. Round to the nearest tenth. Find side DE. Let ) = 7, K = 10, and L = 18. cm J cm A K cm C D L cm
9. [-/1 Points) DETAILS AUFEXC4 7.1R6.005.MI. MY NOT Triangles ABC and DEF are similar. Find the indicated distance. Round to the nearest tenth (Assume a - 13 in., C = 12 in., and d = 16 in.) Find side DE in d B D E
X + 9 The length of the shortest side of the isosceles triangle is 6 inches. 3x + 3 Find the length of the two congruent sides. 5x + 5 in GEOMETRY IA If x = 35, is the triangle acute, right, or obtuse? 3(x - 15) 2(x - 5) X + 25
KEYS TO SOLVING FOR A MISSING SIDE OF A RIGHT TRIANGLE 1. Know one side and one acute angle. 2. Set up the proper trig proportion using the angle and sides. 3. Solve the proportion for the missing side. р Exercise #4: Use the diagram below and trigonometry to find the length of BC to the nearest tenth. Exercise #5: An isosceles triangle has a base of 26 inches and base angles that measure 64º. Determine: (a) the height of...
GE X + 9 The length of the shortest side of the isosceles triangle is 6 inches. 3x + 3 Find the length of the two congruent sides. 5x + 5 in.
Section 1.2, problem 56 Triangles ABC and DEF are similar. Use properties of similar triangles to find the length of the missing side. a = 12 ft, c = 5 ft, d = 16 ft, f =? C6 ft ft cft 18 ft Section 2.1, problem 42 Find the value of x that makes the given functions equal. csc(6.C – 3), sec(2x + 5) CX= 2 C = 11 89 C2= Section 23. problem 36 In 2001, the tallest building...
Find the perimeter of the given triangle. ADEF if ADEF ~ AFEG, EG = 8, EF = 17, and FG = 15. P= 17 15 E G 8 [-/3 Points] DETAILS TUSGEOM2 4.E.048. MY NOTES ASK YOUR TEA The degree measures of the angles of a triangle are represented by algebraic expressions. First find x. Then determine the measure of each angle of the triangle, when a = 11° and b = 17º. See Example 4. X= 4x - 11°...
Just the answer to check, please be clear. I will give you thumps up Immediately 3. Which ordered pair belongs to the graph of the product of (2x - 1) (2x + 1) 5. Which expression is the simplest form of the following sum of polynomials 6. The line y = x + 8 passes through the point (-1, 7). What is the equation that represents a line that passes through the same point? 7. Look at the diagram showing...