Answer:
30
Step-by-step explanation:
Make them into improper fractions
(5*5)+3
(2*3)+2
Final fractions
28/5+8/3
Find a common denominator
Multiply 28/5 by 3
84/15
Multiply 8/3 by 5
40/15
Add - 84+40=124
Pythagorean Theorem is for right triangles
right triangles have a 90 degree angle in them
D is a right triangle
The answer is
C = 4 ÷ 1/5