audreywizzy
29.08.2019 •
Mathematics
Hello i need with these and if you would like to more i will be posting multiple questions
1. suppose you know that ∠s and ∠y are complementary and that m∠s = 2 (m∠y) -30° find m∠y
2. how can you model geometery figures to solve real world problems
bonus: brainliest
3. iyras built a model of the great pyramid in egypt for a school project the great pyramid has a square base with sides of length 756 feet the height of the great pyramid is 481 feet iyras made his model pyramid using a scale of 1 inch : 20 feet
a. what is the length of each side of the base of iyras period?
b. what is the area of iyras pyramid?
c. what is the height of iyras pyramid
d ira built his model using cross sections that were cut parallel to the base what shape was each cross section
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Ответ:
To better combine like terms ... rearange the numbers
combine like terms (y's and constants cancel out)
Divide by 5
Plug this back into equations 5 and 7
#2 Apply concepts of density based on area and volume in modeling ... Mathematically proficient students can apply the mathematics they know to solve problems arising in ... In Grade 3, students used modeling to solve real-world problems involving perimeter of polygons.
#3 D Ira built his model using cross sections that were cut parallel to the base what shape was each cross section
Ответ:
x-int. is (-3,0)
y-int. is (0,-6/5)
Step-by-step explanation: