Evaluate 5 + {2[(48 – 40) ÷ 4 + (2 x 5)]}

29
28
45
19

The sixth grade art students are making a mosaic using tiles in the shape of right triangles. each tile has leg measures of 3 centimeters and 5 centimeters. i f there are 200 tiles in the mosaic what is the area of the mosaic.

What is the standard form of -5x^2+2x^4-11+x^3+3x

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles