Basic Mathematics for College Students

SECTION 9.5 Congruent Triangles and Similar Triangles If two triangles have the same size and the same shape, they are congruent ...

Chapter 9 Summary and Review 823 Property of similar triangles If two triangles are similar, all pairs of corresponding sides ar ...

824 Chapter 9 An Introduction to Geometry SECTION 9.6 Quadrilaterals and Other Polygons A quadrilateralis a polygon with four si ...

Chapter 9 Summary and Review 825 Trapezoid ABCD A B D C Upper base Lower base Lower base angles Upper base angles Leg Leg AB||DC ...

826 Chapter 9 An Introduction to Geometry SECTION 9.7 Perimeters and Areas of Polygons The perimeterof a polygon is the distance ...

Chapter 9 Summary and Review 827 If we know the area of a polygon, we can often use algebra to find an unknown measurement. The ...

828 Chapter 9 An Introduction to Geometry The total area of the shaded figure is The area of the shaded figure is 194 cm^2. 194 ...

Chapter 9 Summary and Review 829 78. The area of a parallelogram is 240 ft^2. If the length of the base is 30 feet, what is its ...

830 Chapter 9 An Introduction to Geometry Find the area of the circle shown here. Give the exact answer and an approximation to ...

Chapter 9 Summary and Review 831 SECTION 9.9 Volume The volume of a figure can be thought of as the number of cubic unitsthat wi ...

832 Chapter 9 An Introduction to Geometry If an exact answer contains p, we can use 3.14 as an approximation, and complete the c ...

Chapter 9 Summary and Review 833 Find the volume of each figure. If an exact answer contains P, approximate to the nearest hundr ...

CHAPTER 9 TEST Estimate each angle measure. Then tell whether it is an acute, right, obtuse, or straight angle. a. b. c. d. F ...

Chapter 9 Test 835 For each polygon, give the number of sides it has, tell its name, and then give the number of vertices it ha ...

How many square inches are in one square foot? Find the area of the rectangle shown below in square inches. Refer to the figure ...

Chapter 9 Test 837 Refer to the triangles below. The units are meters. a. Find. b. Find. SHADOWS If a tree casts a 7-foot sha ...

838 USED CARS The following ad appeared in The Car Trader.(O.B.O. means “or best offer.”) If offers of $8,750, $8,875, $8,900, ...

Chapter 9 Cumulative Review 839 [Section 3.4] [Section 3.5] [Section 3.6] [Section 3.7] PET MEDICATION A pet owner was told to ...

Write each phrase as a ratio (fraction) in simplest form.[Section 5.1] a. 3 centimeters to 7 centimeters b. 13 weeks to 1 year ...

Chapter 9 Cumulative Review 841 SALES TAX If the sales tax rate is , how much sales tax will be added to the price of a new car ...