dcfanfan9 dcfanfan9

22-09-2022
Mathematics

Answered

PRACTICE
1 Determine the measure of the unknown angle in each triangle.
B
b P
A
78°
37°
C
80°
R
_Q
66

PRACTICE 1 Determine the measure of the unknown angle in each triangle B b P A 78 37 C 80 R Q 66 class=

Answer :

lizzytse9 lizzytse9

22-09-2022

triangles have to add up to 180.

triangle A: 180-78-37= 65°

triangle B: 180-80-66= 34°

Answer Link

elainebell2009 elainebell2009

22-09-2022

Answer:

B= 65°

R= 34°

Step-by-step explanation:

The formula for the equation is a big factor for solving equations like this.

1. Add both the numbers in the triangle together

2. Subtract that number from the number 180

3. After that you have the correct equation for the missing angle of a triangle

Answer Link

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