Oak-Land Junior High Geometry Ch. 5 Presented by: Mrs. Haugan Math.

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Presentation transcript:

Oak-Land Junior High Geometry Ch. 5 Presented by: Mrs. Haugan Math

A:B: 49  14  What is the circumference of a circle with diameter 7? C:D: 7  3.5 

C. 7 

A:B: If the area of a circle is 256 , what is the radius? C:D: 1284

B. 16

A:B: 6.25  5  If the diameter of a circle is 5, what is the area? C:D: 25  2.5 

A 

A:B: 48 sq. inches 24 inches What is the area of a triangle with base 4 inches and height 12 inches? C:D: 48 inches24 Sq. inches

D. 24 sq. inches

A:B: 168 sq. units84 sq. units A trapezoid has bases 5 and 9 with a height of 12, what is its area? C:D: 84 sq. inches84 sq. cm.

B. 84 sq. units

A:B: 177 A triangle has legs of lengths 5 and 12, what is the length of the hypotenuse? C:D: 13Cannot be determined.

C. 13

A:B: A triangle has a hypotenuse of 15 inches, what is the length of the long leg? C:D:

D.

A:B: About 35 sq. unitsAbout 34 sq. units What is the area of a triangle with side lengths 8, 9, 10? C:D: About 27 sq. units About 396 sq. units

B. About 34 sq. units

A:B: About 201 sq. unitsAbout 202 sq. units Find the area of a circle whose circumference is 16  C:D: About 804 sq. unitsAbout 805 sq. units

A. About 201 sq. units

A:B: 9 sq. yards72 sq. yards Find the area of a square with diagonal 6 yards. C:D: 36 sq yards18 sq. yards

D. 18 sq. yards

A:B: 15 units100 units Find the distance between (-3, -3) and (5, 3) C:D: 10 units10 sq. units

C. 10 units

A:B: Find the distance between (-6, 3) and (4, 9) leave answer in simplest radical form. C:D:

B.

A:B: The square pizza because it’s area is greater. The round pizza because its area is greater. Which is the better deal: a 12-inch round pizza that costs $8 or a 12-inch square pizza that costs $8? Why? C:D: The round pizza because pizzas should be round. The square pizza because I like the corner crust pieces.

A. The square pizza has a larger area.

A:B: About 140 sq. unitsAbout 70 sq. units Find the area of a triangle if the hypotenuse is 18. C:D: About 162 sq. unitsAbout 70 units

B. About 70 sq. units

A:B: About 8.7 sq. inchesAbout sq. units Find the area of a triangle if two sides are 4 inches and 5 inches and the included angle is 120 degrees. C:D: About 20 sq. inchesAbout 10 sq. inches

A. About 8.7 sq. inches

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