20) Two numbers a and b are in the ratio of 3:4. If the first number is increased by 2 and the second number is decreased by 4, they are in the ratio of 7:8. Find a and b.

Q: The perimeter of a circle is divided to four parts whose arc relate as 1:2:4:5.  Solve the values of…

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Q: 1st Triangle Inc 2nd Triangle Im

A: Triangle:  In ΔABC, extend AB to D in such a way that AD=AC. In ΔDBC, as the angles opposite to…

Q: 4. Two sides of a triangular plot of land are 100 ft and 80 ft, and the angles between those two…

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Q: 4 1 2 5 3 8

A: An exterior angle of a triangle is an angle formed by one side of the triangle and the extension of…

Q: 5. Find the ratio of the areas of two similar triangles in which the ratio of the pair of…

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Q: In the applet above right triangle ABC is drawn with a 72° angle. For right triangles with an angle…

A: this can solve by using trigonometry angle ratio.

Q: The incomes of X and Y are in the ratio of 8:7 and thier expenditures are in the ratio 19:16 ,If…

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Q: 4. The shortest side of a triangle with angles 50°, 60°, and 70° has a length of 11.0. What is the…

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Q: Suppose an angle has a measure of 125 degrees. Another circle is centered at the vertex of the…

A: To find out the 1/360th of the circumference of circle and also the circumference of circle.

Q: 6. What is the difference between the sum of the measures of the interior angles of a regular…

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Q: 17. The measure of an interior angle of a polygon is 2 times the measure of its exterior angle from…

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Q: If the altitude and the base of a triangle were each increased by 2 cm, the area would increase by…

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Q: A house builder would like to make a window that has a golden ratio between the height at the length…

A: Golden ratio=height/length=1.618

Q: 3. Find the ratio of the areas of two similar triangles in which the ratio of the pair of…

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Q: one of the side edges of a triangle is divided into three parts that remain as 1: 2: 3. From the…

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Q: Can a triangle have angles of measures 85° and 100°? Choose the correct answer below. OA No. The sum…

A: The given two angles are 85°  and  100°. The given question is "Can a triangle have angles of…

Q: 7. The sides of a parallelogram are 6.3 cm and 9.2 cm. One angle is 56° while the other angle is…

A: 7. The lengths of the diagonals of a parallelogram can be found using p=x2+y2-2xy cos Aq=x2+y2-2xy…

Q: 9.) The ratio of two numbers is 3 to 4 and the sum of their squares is 225. Find the numbers.

A: I am attaching image so that you understand each and every step.

Q: 1) Find the point, M, that divides segment AB into a ratio of 4:7 if A is at (-33, 0) and B is at…

A: we use section formula

Q: If the ratio of the greater angle between diagonals of a rectangle to the smaller angle is 2: 1 and…

A: If the ratio of the greater angle between diagonals of a rectangle to thesmaller angle is 2: 1 and a…

Q: 2. Find the dihedral angle formed by any two adjacent faces, the total area and the volume of a…

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Q: The scale ratio is greater than 1 when drawing something larger than it actually is. The scale ratio…

A: Consider the statement The scale ratio is greater than 1 when drawing something larger than it…

Q: Two numbers are in the ratio 5 to 8. When 2 is added to each, the ratio of the resulting number is 2…

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Q: Please help

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Q: 18. The measure of the angles of a pentagon have a ratio of 4:5:5:6:7. Find the measures of the five…

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Q: A quadrilateral has two angles that measure 276° and 28°. The other two angles are in a ratio of…

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Q: The measure of two complementary angles are in the ratio 1 : 9. What are the degree measures of the…

A: Complimentary angle

Q: Marshall determined that the two figures below were not scaled figures because the ratio of longest…

A: we take ratio with corresponding figure and will see that both (smallest and largest) sides ratio…

Q: Two triangles are similar, and the ratio of each pair of corresponding sides is 2: 3. Which…

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Q: Two angles with a sum of 900 are called __________ angles, and when the sum is 1800they are called…

A: Two angles with a sum of 900 are called  complementary angles.

Q: triangles

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Q: What is true about corresponding angles? O Their angles sum up to 270 degrees. Their angles sum up…

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Q: A right angle is divided into two angles in a ratio of 2:3. How many degrees are in each acute…

A: We know the right angle=90° We have given right angle is divided into two angles in a ratio 2:3 Let…

Q: Find the measure of the indicated angles.   supplementary angles with measures 8x−70 and 6x−2

A: Given angles,

Q: The common ratio is 1/6 and the third term is 18. Find the first and seventh terms.

A: Consider the given:  The common ratio,r =16           Third term,a3 = 18Since, all the terms in…

Q: 4. If the sum of the interior angles of a regular polygon is 1620 degrees. How many sides does the…

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Q: A triangle is equilateral if it has three equal sides. The triangle in the figure is equilateral…

A: We draw an equilateral triangle with side length = 2xDraw an perpendicular line from the top vertex…

Q: 3. The measures of the angles of ARST are in the ratio 2:4:9. What are the measures of 4. The…

A: Sum of three angles of triangle is 180

Q: In the applet above right triangle ABC is drawn with a 72° angle. For right triangles with an angle…

A: Consider the triangle ABC

Q: According to the orthodontist, the ratio of the width of the smile to the third tooth from the…

A: Given that, According to the orthodontist, the ration od the width of the smile to the  the third…

Q: 3. If the ratio of a pair of corresponding altitudes of two similar triangles is 4:7, and the area…

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Q: 4. If one angle of a triangle is larger than the measure of the second angle, then the side opposite…

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Q: The sum of the interior angles of a polygon of n sides is

A: For a polygon, Let the number of sides of a polygon is n. The sum of all the interior angles of a…

Q: If Z1 and 2 are complementary angles in a ratio of 5 : 13, what is the measure of the smaller angle?

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Q: 13. A triangle has one of its interior angles and two of its sides known. One side has a length of 3…

A: Since,  you have asked multiple questions so, we will solve first question for you.

Q: Suppose an angle measuring "1 Dip" subtends 1/9th of the circumference of any circle centered at its…

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Q: 3. Find the perimeter of the triangle. 32° 8 in

A: Note: As per the company's guidelines we should solve only one question. So, kindly post the next…

Q: Given the points A(-3,–4) and B(2,0), point P (–1,-4) partitions AB in the ratio

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Q: -10 The ratio of one side of AABC to the corresponding side of similar ADEF is 5:8. If the perimeter…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.