Using GEMS : groupings, exponents, multiply/divide, subtract/add - answer
the following:
2² +(5-4) x 3
Help

7

Step-by-step explanation:

1) Simplify 5 - 4 to 1.

2² + 1 × 3

2) Simplify 2² to 4.

4 + 1 × 3

3) Simplify 1 × 3 to 3.

4 + 3

4) Simplify.

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length