• ## Find the surface area of the right rectangular prism is 15cm 9cm 20cm

Answer and Explanation : Given : Function To find : The vertex, axis of symmetry, maximum or minimum value, and the graph of the function. Solution : The quadratic function is in the form, On comparing, , b=2 and c=1 The vertex of the graph is denote by (h,k) and the formula to find the

• ## Express answer in exact form. A regular hexagon with sides of 3″ is inscribed in a circle. Find the area of a segment formed by a side of the hexagon and the circle. (Hint: remember Corollary 1–the area of an equilateral triangle is 1/4 s2 √3.)

Answer: 1: 720 2: Step-by-step explanation: 1: There are 10 kids in a race so the number of ways such that they come first , second and third=10×9×8                            =720 (since the first place is occupied by any one of the ten students

• ## Find the area of the shaded region enclosed in a semicircle of diameter 8 centimeters. The length of the chord AB is 6 centimeters. Answer to 2 decimal places. (Hint: Triangle ABC is a right triangle.) put in cm^2

Let x = price for each cake and y = price of each pie in dollars. We can get two equations out of the data. One from the Friday set, the other from the Saturday set. Then, we subtract both equations. The difference would be: -20y = -160y = -160 ÷ -20y = \$8 Finally, we

• ## A rectangle school banner has a length of 44 inches, a perimeter of 156 inches , and an area of 1496 square inches. The cheerleaders make signs similar to the banner. The length of a sign is 11 inches. What is its perimeter and its area ?

Answer: Step-by-step explanation: Since we are given that the railing will begin at a height of 36 inches and follow the slant of the stairs, which decreases 9 vertical inches for every 12 horizontal inches. Thus the rate of change :   Rate of change represents the slope of line. Since we are given that

• ## The area of the rectangular roof of a dollhouse is 756 square inches. The length of the roof is 108 inches. How many inches wide is the roof?

Answer: Step-by-step explanation: Since we are given that the railing will begin at a height of 36 inches and follow the slant of the stairs, which decreases 9 vertical inches for every 12 horizontal inches. Thus the rate of change :   Rate of change represents the slope of line. Since we are given that

• ## All of the following conclusions can be drawn from the map above except that A) only nations with large land area have large populations B) cold nations like those in Scandinavia, tend to have smaller populations C) the number of people living in Spain is greater than the number of people living in Portugal D) the number of people living in Great Britain is similar to number of people living in Italy

The correct answers are: C. spills from the nation’s oil production. Nigeria is one of the leading oil producers in sub-Saharan Africa, but unfortunately, it is not taking cautions towards the protection of the environment. The oil spills are a common thing, and the only thing in mind of the companies is profit, so...

• ## The city zoo is shaped like a triangle. Two perpendicular sides of the zoo measure 2.8 miles and 3.1 miles. What is the area of the zoo?

273 = 1·273 = 3·91 = 7·39 = 13·21 The factors that differ by 8 are 13 and 21. The length is 21 inches; the width is 13 inches. _____If you’re going to write an equation for width (w), you can write it as  w(w+8) = 273and simplify it to   w² +8w -273 =