Find the area of each triangle using a^2 +b^2 =c^2 and a=bh/2
if you can send a picture of the basic work !
the teacher said don’t find the x !
*this is the second part*

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.