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Vikki [24]
3 years ago
6

I need help on number nine. Please answer ASAP this is homework needing to be turned in tommorow.

Mathematics
1 answer:
Julli [10]3 years ago
6 0
45% ? I'm not completely sure I just guessed so...
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Find the smallest number by which 240 must be multiplied so that the product is a perfect square
Alina [70]

Answer:

15

Step-by-step explanation:

First we will find the square root of 240

2 240

2 120

2 60

2 30

3 15

5 5

1

2×2×2×2×3×5

We will need 15 to make it a perfect square.

7 0
3 years ago
Here is a shape made from a rectangle and a triangle.
NISA [10]

Answer:

Area of shape =  187 cm²

Step-by-step explanation:

Given:

Length of rectangle = 15 cm

Width of rectangle = 9 cm

Height of triangle = (22-9) cm = 13 cm

Base of triangle = (15-7) cm = 8 cm

Find:

Area of shape

Computation:

Area of shape =  Area of rectangle  + Area of triangle

Area of shape =  (l)(b) + (1/2)(b)(h)

Area of shape =  (15)(9) + (1/2)(8)(13)

Area of shape =  135 + 52

Area of shape =  187 cm²

7 0
2 years ago
Kelly was baking bread but could only find her 1/8 cup measuring cup. She needs 1/4 cup sugar,3/4 cup whole wheat flour, and 1/2
irga5000 [103]

Answer:

Step-by-step explanation:

cups

for sugar=1/4÷1/8=1/4×8=2

whole wheat flour=3/4÷1/8=3/4×8=6

all purpose flour=1/2÷1/8=1/2×8=4

6 0
3 years ago
In ΔABC, If AB=BC and ∠B=40∘,what is the measure of ∠C?
AlekseyPX

Answer:

70

Step-by-step explanation:

all angles in a triangle add up to 180

if two sides are equal their angles are equal

180-40

140÷2

70

7 0
2 years ago
Alexa has, 2 nickels, 1 quarter, and 3 pennies. How much money does she have?
UkoKoshka [18]

Answer:

38 cents

Step-by-step explanation:

quarter= 25

nickles= 5

pennies= 1

5+5+25+3= 38

6 0
3 years ago
Read 2 more answers
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