a.a b.b c.c d.d a.150.6 in 2 b.131.7 in 2 c.124.6 in 2 d.79 in 2 the rectangular matting for a...
TRANSCRIPT
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A. AB. BC. CD. D
A. 150.6 in2
B. 131.7 in2
C. 124.6 in2
D. 79 in2
The rectangular matting for a picture frame has a circular cutout as shown in the figure. What is the approximate area of the matting?
Do Now
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Objectives:
SWBAT access and apply acquired knowledge from chapter 11
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A. AB. BC. CD. D
A. Name a pair of alternate interior angles?
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A. AB. BC. CD. D
A. If the m3 = 109°, find m7?
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Concept A
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Use Algebra to Find Missing Angle Measures
ALGEBRA Angles DEF and WXY are supplementary angles, with mDEF = 2x + 5 and mWXY = x – 26. Find the value of x and measure of DEF.
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Classify Quadrilaterals
Classify the quadrilateral shown using the name that best describes it.
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A. AB. BC. CD. D
A.
Classify the polygon. Then determine whether it appears to be regular or not regular.
B.
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A. AB. BC. CD. D
Find the measure of each interior angle of a regular nonagon.
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A. AB. BC. CD. D
A B C D
0% 0%0%0%
Find the exact circumference of a circle with a radius of 7.2 mm.
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A. AB. BC. CD. D
A B C D
0% 0%0%0%
A. 7.6 ft
B. 15.3 ft
C. 47.1 ft
D. 150.7 ft
SWIMMING POOL A circular swimming pool has a circumference of 48 feet. Matt must swim across the diameter of the pool. How far will Matt swim?
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Find the area of the shaded region. Round to the nearest tenth.
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Concept
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A. AB. BC. CD. D
A B C D
0% 0%0%0%
A. 71.1 cm2
B. 58.6 cm2
C. 58.3 cm2
D. 52.3 cm2
Find the area of the figure to the nearest tenth.