I will mark you brainliest :) Use Euler's Formula to find the number of vertices in the given polyhedron.

5 faces: 3 rectangles and 2 triangles

There are ? vertices in the polyhedron.

Here's what I've done so far:

There are 3 sides in a trinangle, so 6 sides in total with 12 sides in total for the rectangles, giving me 18... Now what? THANKS!

Atypical mre contains 1,200 calories.if the average solider eats 3 mre per day and is deployed for 15 months how many calories will be consumed by a 44 member platoon of soldiers

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults