Answer:
the shortest angle is P which is 30
Step-by-step explanation:
180-70-80= 30
<span>b because
</span><span>irrational because it is a repeating decimal.</span>
31/2 ÷ 7
= 31/2 ÷ 7/1
= 31/2 × 1/7
= 31/14
= 2/3/14
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Pythagoras Theorem:

Apply Pythagoras Theorem:
a² + 6² = 11²
a² = 11² - 6²
a²= 85
a = √85
a = 9.22 (nearest hundredth)
Answer: RT = 9.22 cm
A is FALSE
B is FALSE
C is FALSE
D is TRUE