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| 1 | |
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362676/pom9_ch7_to_9_practice_exam1_ques1.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (5.0K)</a>]]> Find the measures of angles x and y. |
| | A) | x = 105°
y = 75° |
| | B) | x = 75°
y = 105° |
| | C) | x = 60°
y = 120° |
| | D) | x = 45°
y = 135° |
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| 2 | |
What is the measure of one of the exterior angles of a regular pentagon? |
| | A) | 144° |
| | B) | 108° |
| | C) | 72° |
| | D) | 36° |
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| 3 | |
Each interior angle in a polygon measures 135°. How many sides does the polygon have? |
| | A) | 5 |
| | B) | 6 |
| | C) | 7 |
| | D) | 8 |
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| 4 | |
Raoul conjectures that the median for any triangle is also an altitude. |
| | A) | This is true for any side of an equilateral triangle, or for the non-equal side of an isosceles triangle. |
| | B) | This is only true for any side of an equilateral triangle. |
| | C) | This is only true for the non-equal side of an isosceles triangle. |
| | D) | This is always true. |
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| 5 | |
Consider the statement: the diagonals of a rhombus always meet at right angles. |
| | A) | This statement is false. A counter-example is the diagonals of a square. |
| | B) | This statement is false. A counter-example is the diagonals of a kite. |
| | C) | This statement is false. A counter-example is the diagonals of a rectangle. |
| | D) | This statement is always true. |
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 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362676/pom9_ch7_to_9_practice_exam1_ques6.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (4.0K)</a>]]> A right-angled triangle has two shorter sides that measure 8 cm and 15 cm. Find the area and perimeter of the triangle. |
| | A) | The area is 120 cm2, and the perimeter is 40 cm. |
| | B) | The area is 60 cm2, and the perimeter is 40 cm. |
| | C) | The area is 60 cm2, and the perimeter is 80 cm. |
| | D) | The area is 120 cm2, and the perimeter is 80 cm. |
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 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362676/pom9_ch7_to_9_practice_exam1_ques7.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (5.0K)</a>]]> Marisa built a square garden in her back yard, measuring 5 m on a side. She installed a circular fish pond in the middle of the garden, with a radius of 1 m. Find the area available for growing plants and flowers. |
| | A) | 25 m2 |
| | B) | 21.9 m2 |
| | C) | 18.7 m2 |
| | D) | 12.4 m2 |
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| 8 | |
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362676/pom9_ch7_to_9_practice_exam1_ques8.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (4.0K)</a>]]> A tourist tent was designed in the shape of a pyramid with a base length of 4 m and a height of 1.5 m. Find the area of canvas needed to make the tent. |
| | A) | 12 m2 |
| | B) | 18 m2 |
| | C) | 20 m2 |
| | D) | 36 m2 |
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| 9 | |
Gino offers Belgian Waffle Cones at his ice cream stand. Each cone has a radius of 10 cm and a height of 24 cm. How much waffle dough is needed to make one cone? |
| | A) | 754 cm2 |
| | B) | 785 cm2 |
| | C) | 1068 cm2 |
| | D) | 1100 cm2 |
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| 10 | |
The fuel tank for an early fighter jet was in the form of a sphere with a radius of 80 cm. How many litres of fuel could it hold? |
| | A) | 80.4 L |
| | B) | 512.0 L |
| | C) | 2144.7 L |
| | D) | 6434.0 L |
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| 11 | |
Marcy bought 240 cm of gold trim at the fabric store. She made a decorative towelette with the maximum area that she could trim. What was the area of the towelette? |
| | A) | 3600 cm2 |
| | B) | 3500 cm2 |
| | C) | 3200 cm2 |
| | D) | 2700 cm2 |
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| 12 | |
Nino bought his cousin 2.5 L of jelly beans as a birthday present. He didn't have much wrapping paper, so he chose a box with a square base that minimized the amount of paper that he needed. What were the dimensions of the box? |
| | A) | 1 cm by 25 cm by 100 cm |
| | B) | 5 cm by 5 cm by 100 cm |
| | C) | 5 cm by 10 cm by 50 cm |
| | D) | 13.6 cm by 13.6 cm by 13.6 cm |
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| 13 | |
Tina was planning the construction of a large number cube as a prop for the school play. She had enough white paint available to paint 2 m2. What is the maximum volume of the number cube that she can make? |
| | A) | 0.19 m3 |
| | B) | 0.38 m3 |
| | C) | 1.41 m3 |
| | D) | 2.82 m3 |
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| 14 | |
A cylindrical storage tank for liquid nitrogen must have a minimum surface area to help keep it cold. If the tank holds 600 L, find the dimensions of the tank. |
| | A) | r = 91.4 cm, h = 182.8 cm |
| | B) | r = 45.7 cm, h = 91.4 cm |
| | C) | r = 84.3 cm, h = 168.6 cm |
| | D) | r = 168.6 cm, h = 337.4 cm |
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| 15 | |
A cylindrical oil drum was made from 19 000 cm2 of steel, and designed to maximize the volume. How many litres of oil could it hold? |
| | A) | 50.3 L |
| | B) | 100.5 L |
| | C) | 201.1 L |
| | D) | 402.2 L |
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