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3 years ago

10

Q5. Calculate the area and perimeter of the given shape with radius 14 cm.

1 answer:

dimaraw [331]3 years ago

3 0

Answer:

10.5

Step-by-step explanation:

3/4 = .75

14 x .75 = 10.5

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Make r the subject of the formula

zloy xaker [14]

Answer:

$r=\frac{-a+p}{a+p}$

Step-by-step explanation:

$-pr+p=ar+a$

$-ar-pr+p=a$

$-ar-pr=a-p$

$r(-a-p)=a-p$

$r=\frac{-a+p}{a+p}$

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2 years ago

Read 2 more answers

2. The actual tree on the left is 10 feet tall. The model tree on the right is 8 inches tall. What is the scale factor?

Lina20 [59]

Answer:

D. 1/15

Step-by-step explanation:

Actual tree = 10 ft = 12 × 10 = 120 in.

Model tree = 8 in.

Scale factor = model tree/actual tree

Scale factor = 8/120

Scale factor = 1/15

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2 years ago

If Manuel does a job in 150 hours and with the help of Shantel they can do it together in 50 hours, how long would it take Shant

Alex Ar [27]

75 hours because 150 divided by two is 75

6 0

3 years ago

How many solutions does the following equation have? 4(y-30)=4y+124(y−30)=4y+12

dedylja [7]

Answer:

A. No solution

Step-by-step explanation:

Choose 1 answer:

A. No solutions

B. Exactly one solution

C. Infinitely many solutions

Solution

Given:

4(y-30)=4y+12

Open parenthesis

4y-120=4y+12

Collect like terms

4y-4y=12+120

0=142

There is no solution to the equation, therefore, the answer is A

4 0

3 years ago

If x equals 8 -(-2.25) and y equals 6-4.2-(-4.9) what is the value of x-y

slamgirl [31]

Answer:

x = 10.25

y = 6.7

Step-by-step explanation:

X = 8 - (-2.25) = 10.25

Y = 6 - 4.2 - (-4.9) = 6.7

8 0

3 years ago