Answer:
7+(5n)=45
n= 7.6
Step-by-step explanation:
see the pic fof the answer
C
the angle in a semicircle = 90° , that is the 3rd angle in the triangle.
the sum of the 3 angles in a triangle = 180° , then
p + 90° + 42° = 180°
p + 132° = 180° ( subtract 142° from both sides )
p = 48°
17
We have two congruent triangles here. Thus, b must be 17.
Decimal Form: 11.5
Fraction Form: 11 1/2
Idk
