Rica's age is 3 times as old as Cathy. One year ago, she was 5 times as old as Cathy. Find their present age. Answer: x = and y = Solution: let x = Rica's Age R: y = Cathy's Age x=3y E: x-1 = 5(y-1) S: Use substitution Method A: x = and y = C: x=3y DDOBL EM

Q: 14 28

A: Follow next step

Q: Evaluate 3 x² – 2y ds where C is the line segment from (3,6)to(1,–1)is Non of the above 57.991 O…

A:

Q: 100 20 20

A: From the given figure, we find the value of x.

Q: 48° P E 36° А S H

A: Given query is to find the measure of indicated angle.

Q: Find the volume of the rectangular prism given its radius = 8 cm and height of 9 cm. If necessary,…

A: Solving the problem by finding the value of volume.

Q: Find the equation of the plane passing through the three points A = (-1,0, 2), B = (2, -1, 2), C =…

A:

Q: We have to find ths [EF] if: [AB]= 3cm [BC]=2cm [AE]=1,5 cm Using the Thales's theorem

A: We have to find ths [EF] if: [AB]= 3cm [BC]=2cm [AE]=1,5 cm Using the Thales's theorem

Q: for x in the triangle. Round your answer to the nearest tenth. 13 64

A: Solution is done in step 2

Q: Find the measures of the angles of the triangle whose vertices are A = (- 2,0), B= (2,2), and C= (3,…

A:

Q: F А E D

A: Given problem:-     To find:- What is the measure of ∠ACD?

Q: Evaluate | 3 x² – 2y ds where C is the line segment from (3,6)to(1,–1)is Non of the above O 57.991 O…

A: The given integral is ∫c3x2-2y ds where C is line segment from 3,6  to 1, -1 At first we will need…

Q: Activity 9: Measure r he figure below find what is missing and apply the law of sine. Show and write…

A: Given

Q: The volume of a frustum of a right circular cone is 1176 n cu.cm. The altitude of the frustum of a…

A:

Q: * Question 18 R

A: Given query is to find the measure of indicated arc.

Q: Could a polyhedron exist with the given number of faces, vertices, and edges? Drag "yes" or "no" to…

A:

Q: M.FRE = 40° C S F E 140°

A: Given problem:-

Q: Determine Life Expectancy Index, Education Index and Income Index for Country X

A: Detailed solution is attached below.

Q: 1. An art student starts with a white, right triangle that has a base of 16cm and heights of 80 cm.…

A: Area of a right angle triangle is 12×Base×Height

Q: 2cm Bcm Scm

A: The triagular prism has length 5cm, breadth 8cm and height 2cm

Q: Q3: How many angle and side conditions in each one of the figures below (the numbered angles are the…

A:

Q: Question 12 Vhat is the volume of a cylinder with a diameter of 10cm and a height of 5cm?

A: Here given that      diameter 10 cm     Height =5cm.

Q: The lateral edge of a square prism is 20cm long and it is inclined at an angle of 60 degrees with…

A:

Q: What is the surface area of the triangular pyramid? 6 m 23m 6m Gm 52 m 105.9 meters sq 74.7 meters…

A: To solve the following problem

Q: If mean equal 10 and standard deviation equal 4 so coefficient of variation equal 10% O 4% O 100%…

A:

Q: .4) Compute the values of R1 and R2 for the figure below if AB (Base Line) is known and DF required…

A:

Q: Find the Surface Area Round your answer to the nearest hundredth 23 cm 20 cm 4.5 cm

A: Given, Length(l)= 23 cm Width(w)= 20 cm Height(h)= 4.5 cm

Q: In (x + x²) dx

A: integration

Q: The given graph of the cirde is 5.5 5.5 The centre point is (2,2) om d the padins = a12 2 unit Step2…

A:

Q: How many triangles exist in the geometry in which all three sides are lines of the geometry?

A:

Q: measure of minor arc UN = 110° U, 75° L 110° P

A: Solution:

Q: for a four-point and four-line geometry

A: answer  is in next step

Q: A hexagon has 6 sides. Of a side of a regular hexagon is 1.8 feet long, the perimeter of the regular…

A:

Q: 2) Find the volume of the solid bounded by the cylinder x2 + y = 16 and from z = 1 to z + x %3D 2…

A:

Q: Sampling fraction is Ratio between sample size and population size Example: 100 out .of 2000 (5%)…

A: Topic = Algebra TRUE

Q: Determine if the 2 triangles are congruent and explain why? 21 cm 19 cm 21 cm 19 cm

A: Use SAS rule and prove it .

Q: For the following matric find [A] =? Acof=? Where [2 3 1] A= 4 5 1 12 7 3]

A:

Q: can you please write this in a two column proof involving statements and reasons. Thanks you.

A: To prove: ABCD is a parallelogram If we can show that the opposite angles of the given…

Q: A steel pipe 100 cm long has an outside diameter of 2 cm and an inside diameter of 1.8 cm. If the…

A:

Q: The distance between the parallel planes ax + by + cz + d1 = 0 and ax + by + cz + d2 = 0 is D =…

A: topic = planes

Q: 1 Triangle QRS has a perimeter of 55. If RT bisects angle R, what is the length of QT? 18 Q 12 а. 10…

A:

Q: M 63° V KE

A:

Q: What is the perimeter of square ABCD? 6. 10 -8 --4 -3 4 68 1O -6 -8 -

A: Perimeter

Q: Given |?⃗| = 8 and |?⃗⃗| = 5 . If the angle between the vectors is 120° , determine ?⃗ ∙ ?⃗⃗.  DOT…

A: By using definition of Dot product of vector that is: v. u =|v||u|cos(w)  w be the angle between…

Q: 24 32 16

A:

Q: For each of the following, solve for the unknowns. a. 103 10 10/2 y 45 a. X= and y =| (Type exact…

A: Explained below

Q: Provide a proof of the statement given below the figure. For whichever format you choose, you must…

A:

Q: Find the perpendicular bisector of the segment joining (-2, 6) and (4, 8).

A:

Q: How do I solve this?

A: Solving the problem by finding the value of angle B.

Q: lateral is circumscribed about the circle. Find the value ofx Then tind the perimeter of the…

A: Given query is to find the value of x and the perimeter of the quadrilateral.

Q: How

A: