Will give brainlest to right answer

which engine component must be able to withstand the extreme heat produced by the burning air-and-fuel mixture as well as the physical forces produced during the power stage?

a. piston
b. connecting rod
c. intake valve
d. crankshaft

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet