Answer:
2r-3(r+7)-8r=10(r-1)
2r-3r-21-8r=10r-10
-9r-10r=-10+21
-19r=11
-19/11=r
Step-by-step explanation:
Step-by-step explanation:
1 m = 4 cm
therefore,
A = 2.5 m = 2.5×1 m = 2.5×4 cm = 10 cm
B = 2.75 m = 2.75×1 m = 2.75×4 cm = 11 cm
D = 3.75 m = 3.75×1 m = 3.75×4 cm = 15 cm
Answer:
im not learning this yet so i dont know srry
Answer:
Statements Reasons
1.
AB
bisects DAC 1. Given
A 2. 1 2 2. Defn Bisector
3. C and D are right angles 3. Given
A 4. C D 4. All Right ’s
S 5.
AB AB
5. Reflexive
6. ∆DAB ∆CAB 6. AAS
7.
BC BD
7. CPCTC