Jackie is painting the roof of a dollhouse that is made up of three right triangles. One side of the roof is a scalene right triangle with a base of 8 inches and height of 6 inches. The other two sides are isosceles right triangles with bases of 10 inches each. Jackie has enough paint to cover 110 square inches of a roof. Does she have enough paint to cover the entire dollhouse roof?

Answers

Answer 1
Answer: Area of a triangle = (1)/(2)bh
Area of the scalene right angle = 1/2 x 8 x 6 = 4 x 6 = 24square inches
Area of the two isosceles triangles = 2(1/2 x 10 x 5) = 50 square inches
Total area of the roof = 24 + 50 = 74 square inches.
Therefore, Jackie has enough paint to cover the entire dollhouse.

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Can anyone tell me everything there is to know about functions?How they're solved
Its formula
etc.
(30 pts)

Answers

Answer:

function

A set of ordered pairs where each first element is paired with one and only one second element and no element in either pair is without a partner.

Step-by-step explanation:

Question 1: Calculate the slope, x-intercept and y-intercept of a linear equation, f(x) = 5x + 4 ?

Solution:

Given,

f(x) = 5x + 4

The general form of a linear equation is,

f(x) = mx + c

So,

Slope = m = 5

Substitute f(x) = 0,

0 = 5x + 4

5x = -4

x = −45

The x-intercept is (−45, 0)

Substitute x = 0,

f(x) = 5(0) + 4

f(x) = 0 + 4

f(x) = 4

The y-intercept is (0,4)

Answer:

function junction

Step-by-step explanation:

What is the purpose of using fraction strips and a 1srip

Answers

the one strip is a whole fraction strip and the others are just part of the whole

A item cost $470 before tax, and the sales tax is 14.10. Find the sales tax rate. Write your answer as a percentage

Answers

Answer: 3%

Step-by-step explanation: when we multiply the number 470 by .03 and get 14.1 which is the same as 14.10 and this is the answer.

Wenty-seven minus 3/2 of a number (x) is not more than 36. What is the number?

Answers

27+1.5x < 36
1.5x < 36-27
1.5x < 9
x < 6

Number 'x' has to be lower than 6.

What is 0.622 as a percentage *

Answers

62.2% i think i think that is the answer

62.2 % because. you. move the. decimal. 2 to the. right

What is the answer to this question

Answers

ok so first find the important stuff.

1. 6 chalkboards per grade
2. 3 grades
3. $98 per chalkboard 

then you multiply 6 by 3 to get 18 
next you multiply 18 by 98 to get 1764 

So your answer is ........($1764.00) 

hope this helps hope i am brainliest i need 1 more