Answer:
ten thousands
Step-by-step explanation:
THIS IS MIDDLE SCHOOL MATH IM SORRY
She can put 1 cookie and 1 apple in each bag. 20 packs
Answer:
The surface area is equal to 
Step-by-step explanation:
The surface area of the triangular pyramid is equal to the area of its four triangular faces
so
In this problem
![SA=4[\frac{1}{2}(b)(h)]](https://tex.z-dn.net/?f=SA%3D4%5B%5Cfrac%7B1%7D%7B2%7D%28b%29%28h%29%5D)
we have


substitute the values
![SA=4[\frac{1}{2}(15)(13)]=390\ in^{2}](https://tex.z-dn.net/?f=SA%3D4%5B%5Cfrac%7B1%7D%7B2%7D%2815%29%2813%29%5D%3D390%5C%20in%5E%7B2%7D)
Solving the equation
we get 
Step-by-step explanation:
We need to solve the equation
and find value of x
Solving:

So, solving the equation
we get 
Keywords: Solving Equations
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Answer:
Step-by-step explanation: