splash screen. over lesson 52 a.a b.b c.c d.d 5-minute check 3 find the perimeter and area of the...
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Over Lesson 5–2 A.A B.B C.C D.D 5-Minute Check 3 A.P = 24 in.; A = 48 in. 2 B.P = 24 in.; A = 144 in. 2 C.P = 48 in.; A = 144 in. 2 D.P = 48 in.; A = 48 in. 2 Find the perimeter and area of the figure. Over Lesson 5-1TRANSCRIPT
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Over Lesson 5–2
A. AB. BC. CD. D
A B C D
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Find the perimeter and area of the figure.
The width of a rectangle is 7 meters and its length is 6 meters. Find its perimeter.
The height of a right triangle is 4 feet and the width of its base is 6 feet. Find its area.
Over Lesson 5-1
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Over Lesson 5–2
A. AB. BC. CD. D
A B C D
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A. P = 24 in.; A = 48 in.2
B. P = 24 in.; A = 144 in.2
C. P = 48 in.; A = 144 in.2
D. P = 48 in.; A = 48 in.2
Find the perimeter and area of the figure.
Over Lesson 5-1
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Over Lesson 5–2
A. AB. BC. CD. D
A B C D
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A. 44 m
B. 42 m
C. 28 m
D. 26 m
The width of a rectangle is 7 meters and its length is 6 meters. Find its perimeter.
Over Lesson 5-1
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Over Lesson 5–2
A. AB. BC. CD. D
A B C D
0% 0%0%0%
A. 24 ft2
B. 12 ft2
C. 10 ft2
D. 6 ft2
The height of a right triangle is 4 feet and the width of its base is 6 feet. Find its area.
Over Lesson 5-1
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You have already solved equations and graphed the solution on a number line. (Lessons 4–3 and 4–4)
• Write inequalities.
• Graph inequalities on a number line.
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• Inequality – a mathematical sentence that compares quantities that are not equal and contain the symbols <, >, ≤ or ≥
• Example: x > 5
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Write an Inequality
A. Write an inequality for the following sentence. Your height is greater than 52 inches.
Answer: h > 52
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Write an Inequality
B. Write an inequality for the following sentence. Your speed is less than or equal to 62 mph.
Answer: s ≤ 62
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A. h < 48
B. h > 48
C. h ≤ 48
D. h ≥ 48
A. Write an inequality for the following sentence. Your height is less than 48 inches.
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A. a < 12
B. a > 12
C. a ≤ 12
D. a ≥ 12
B. Write an inequality for the following sentence. Your age is greater than 12 years.
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Write an Inequality
ENVIRONMENT To meet a certain air quality standard, an automobile must have a fuel efficiency of at least 27.5 miles per gallon. Write an inequality to describe this situation.
Answer: The inequality is f ≥ 27.5.
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A. s < 2
B. s > 2
C. s ≤ 2
D. s ≥ 2
CAFETERIA The school cafeteria allows each student no more than 2 servings of dessert during lunch. Write an inequality to describe this situation.
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Determine the Truth of an Inequality
A. For the given value, state whether the inequality is true or false.s – 9 < 4, s = 6
s – 9 < 4 Write the inequality.
Answer: The sentence is true.
6 – 9 < 4 Replace s with 6.?
–3 < 4 Simplify.
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Determine the Truth of an Inequality
B. For the given value, state whether the inequality is true or false.
Write the inequality.
Answer: The sentence is false.
Replace a with 36.
14 ≤ 12 + 1 Simplify.?
?
14 ≤ 13 Simplify.
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A. true
B. false
C. sometimes true
D. cannot be determined
A. For the given value, state whether the inequality is true or false.12 – m > 7, m = 5
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B. For the given value, state whether the inequality is true or false.
A. true
B. false
C. sometimes true
D. cannot be determined
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